diff --git a/src-modules/org/opencms/workplace/CmsLogin.java b/src-modules/org/opencms/workplace/CmsLogin.java
index 7a31c1b866b..9156fcf3e54 100644
--- a/src-modules/org/opencms/workplace/CmsLogin.java
+++ b/src-modules/org/opencms/workplace/CmsLogin.java
@@ -246,7 +246,7 @@ public static String getDirectEditPath(CmsObject cms, CmsUserSettings userSettin
                     return cloneCms.getSitePath(targetRes);
                 }
             } catch (Exception e) {
-                LOG.debug(e.getLocalizedMessage(), e);
+                LOG.debug("Unexpected error: mobb-b09cd885b100f22991e3c5cbe641a557", e);
             }
         }
         return null;
diff --git a/src-modules/org/opencms/workplace/commons/CmsChacc.java b/src-modules/org/opencms/workplace/commons/CmsChacc.java
index 6a415553886..5d283e1204c 100644
--- a/src-modules/org/opencms/workplace/commons/CmsChacc.java
+++ b/src-modules/org/opencms/workplace/commons/CmsChacc.java
@@ -491,7 +491,7 @@ public boolean actionModifyAce(HttpServletRequest request) {
         } catch (CmsException e) {
             m_errorMessages.add(key(Messages.ERR_CHACC_MODIFY_ENTRY_0));
             if (LOG.isErrorEnabled()) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-c0e8b9397ce2c9cb287b9d7f4adf274f", e);
             }
             return false;
         }
@@ -1381,7 +1381,7 @@ private StringBuffer buildInheritedList(ArrayList<CmsAccessControlEntry> entries
             } catch (CmsException e) {
                 // can usually be ignored
                 if (LOG.isInfoEnabled()) {
-                    LOG.info(e.getLocalizedMessage());
+                    LOG.info("Unexpected error: mobb-11e6743dcf6c9a692d9a89bf783a62c6");
                 }
             }
         }
diff --git a/src-modules/org/opencms/workplace/commons/CmsPreferences.java b/src-modules/org/opencms/workplace/commons/CmsPreferences.java
index 8e1101db9d5..7bc58cb31b5 100644
--- a/src-modules/org/opencms/workplace/commons/CmsPreferences.java
+++ b/src-modules/org/opencms/workplace/commons/CmsPreferences.java
@@ -570,12 +570,12 @@ public void actionSave() {
         } catch (IOException e) {
             // error during forward, do nothing
             if (LOG.isInfoEnabled()) {
-                LOG.info(e.getLocalizedMessage());
+                LOG.info("Unexpected error: mobb-415b86f82d7a96b482d5e348f3d12226");
             }
         } catch (ServletException e) {
             // error during forward, do nothing
             if (LOG.isInfoEnabled()) {
-                LOG.info(e.getLocalizedMessage());
+                LOG.info("Unexpected error: mobb-30187a2e399693b2f0319f8b8f5dfb6d");
             }
         }
     }
diff --git a/src-modules/org/opencms/workplace/commons/CmsPropertyAdvanced.java b/src-modules/org/opencms/workplace/commons/CmsPropertyAdvanced.java
index 6da640c27ae..661c057709a 100644
--- a/src-modules/org/opencms/workplace/commons/CmsPropertyAdvanced.java
+++ b/src-modules/org/opencms/workplace/commons/CmsPropertyAdvanced.java
@@ -939,7 +939,7 @@ protected boolean isEditable() {
                 } catch (CmsException e) {
                     // should usually never happen
                     if (LOG.isInfoEnabled()) {
-                        LOG.info(e.getLocalizedMessage());
+                        LOG.info("Unexpected error: mobb-58f56fbd9f76c35b3954f4066442b9a1");
                     }
                 }
 
diff --git a/src-modules/org/opencms/workplace/tools/content/CmsPropertyChange.java b/src-modules/org/opencms/workplace/tools/content/CmsPropertyChange.java
index cb4f8385e07..8d87178c1c6 100644
--- a/src-modules/org/opencms/workplace/tools/content/CmsPropertyChange.java
+++ b/src-modules/org/opencms/workplace/tools/content/CmsPropertyChange.java
@@ -137,7 +137,7 @@ public static String buildSelectProperty(
         } catch (CmsException e) {
             // should usually never happen
             if (LOG.isInfoEnabled()) {
-                LOG.info(e.getLocalizedMessage(), e);
+                LOG.info("Unexpected error: mobb-bf58a10b84a660ec60a507fab555165e", e);
             }
         }
 
diff --git a/src-modules/org/opencms/workplace/tools/database/CmsHtmlImport.java b/src-modules/org/opencms/workplace/tools/database/CmsHtmlImport.java
index 95d19cf2aa8..549636e6adf 100644
--- a/src-modules/org/opencms/workplace/tools/database/CmsHtmlImport.java
+++ b/src-modules/org/opencms/workplace/tools/database/CmsHtmlImport.java
@@ -1055,7 +1055,7 @@ private void copyOtherFiles(String startfolder) {
                 }
             }
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-199e52521a4718dc39df7fd48a376090", e);
             m_report.println(e);
         }
     }
diff --git a/src-modules/org/opencms/workplace/tools/searchindex/CmsSearchIndexSourceAddList.java b/src-modules/org/opencms/workplace/tools/searchindex/CmsSearchIndexSourceAddList.java
index a0e81ea88da..252f316218b 100644
--- a/src-modules/org/opencms/workplace/tools/searchindex/CmsSearchIndexSourceAddList.java
+++ b/src-modules/org/opencms/workplace/tools/searchindex/CmsSearchIndexSourceAddList.java
@@ -197,7 +197,7 @@ public void executeListMultiActions() {
                 idx.initialize();
             } catch (CmsSearchException e) {
                 if (LOG.isErrorEnabled()) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error("Unexpected error: mobb-7ee500ca1c0f5cae60ab4d2ea83f746b", e);
                 }
             }
             writeConfiguration(false);
diff --git a/src-modules/org/opencms/workplace/tools/searchindex/CmsSearchIndexSourceRemoveList.java b/src-modules/org/opencms/workplace/tools/searchindex/CmsSearchIndexSourceRemoveList.java
index 54213837b74..7ea455d4190 100644
--- a/src-modules/org/opencms/workplace/tools/searchindex/CmsSearchIndexSourceRemoveList.java
+++ b/src-modules/org/opencms/workplace/tools/searchindex/CmsSearchIndexSourceRemoveList.java
@@ -200,7 +200,7 @@ public void executeListMultiActions() {
                 idx.initialize();
             } catch (CmsSearchException e) {
                 if (LOG.isErrorEnabled()) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error("Unexpected error: mobb-7e30f5c9e87885c94ef0b904a5347518", e);
                 }
             }
             refreshList();
diff --git a/src-setup/org/opencms/setup/CmsUpdateBean.java b/src-setup/org/opencms/setup/CmsUpdateBean.java
index 9e79c6563d6..31d4a73d01a 100644
--- a/src-setup/org/opencms/setup/CmsUpdateBean.java
+++ b/src-setup/org/opencms/setup/CmsUpdateBean.java
@@ -1338,20 +1338,20 @@ public boolean accept(File pathname) {
                                 return true;
                             }
                         } catch (Exception e) {
-                            LOG.warn(e.getMessage(), e);
+                            LOG.warn("Unexpected error: mobb-138651bb58d9e16020d6d3a3e74f5150", e);
                         } finally {
                             if (jarStream != null) {
                                 try {
                                     jarStream.close();
                                 } catch (IOException e) {
-                                    LOG.warn(e.getMessage(), e);
+                                    LOG.warn("Unexpected error: mobb-f1244ba3a21cc14ab765fb5344e33b7f", e);
                                 }
                             }
                             if (fileInput != null) {
                                 try {
                                     fileInput.close();
                                 } catch (IOException e) {
-                                    LOG.warn(e.getMessage(), e);
+                                    LOG.warn("Unexpected error: mobb-32a3735ebdfbf31922e1ee2d8269f26a", e);
                                 }
                             }
                         }
diff --git a/src-setup/org/opencms/setup/db/update6to7/oracle/CmsUpdateDBProjectId.java b/src-setup/org/opencms/setup/db/update6to7/oracle/CmsUpdateDBProjectId.java
index 4f328fbcaf6..a6ca5f5d968 100644
--- a/src-setup/org/opencms/setup/db/update6to7/oracle/CmsUpdateDBProjectId.java
+++ b/src-setup/org/opencms/setup/db/update6to7/oracle/CmsUpdateDBProjectId.java
@@ -142,7 +142,7 @@ protected void createHistProjectsTable(CmsSetupDb dbCon) throws SQLException {
     @Override
     protected void createTempTable(CmsSetupDb dbCon) throws SQLException {
 
-        System.out.println(new Exception().getStackTrace()[0].toString());
+        System.out.println("Unexpected error: mobb-1f71d12c579bc164ded4f4d12299b4e7");
         if (!dbCon.hasTableOrColumn(TEMPORARY_TABLE_NAME, null)) {
             String createStatement = readQuery(QUERY_CREATE_TEMP_TABLE_UUIDS);
 
diff --git a/src/org/opencms/ade/containerpage/CmsTypeAnalyzer.java b/src/org/opencms/ade/containerpage/CmsTypeAnalyzer.java
index b210e0c822d..653a1aadbd6 100644
--- a/src/org/opencms/ade/containerpage/CmsTypeAnalyzer.java
+++ b/src/org/opencms/ade/containerpage/CmsTypeAnalyzer.java
@@ -743,7 +743,7 @@ private boolean checkTemplate(CmsResource page) {
             }
             return m_templatePattern.matcher(templateValue).matches();
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-a5c4c7c70b7f2c381897b8de1cee7e9d", e);
             return false;
         }
     }
diff --git a/src/org/opencms/ade/detailpage/CmsDefaultDetailPageHandler.java b/src/org/opencms/ade/detailpage/CmsDefaultDetailPageHandler.java
index 79407d7f25c..6359e1a4b5f 100644
--- a/src/org/opencms/ade/detailpage/CmsDefaultDetailPageHandler.java
+++ b/src/org/opencms/ade/detailpage/CmsDefaultDetailPageHandler.java
@@ -260,7 +260,7 @@ public String getDetailPage(
             } catch (CmsVfsResourceNotFoundException e) {
                 LOG.debug(e.getLocalizedMessage(), e);
             } catch (Exception e) {
-                LOG.warn(e.getLocalizedMessage(), e);
+                LOG.warn(e.getLocalizedMessage(), "Unexpected error: mobb-17e50739b9f9529985c9c67de218d2e0");
             }
         }
 
@@ -272,7 +272,7 @@ public String getDetailPage(
         } catch (CmsVfsResourceNotFoundException e) {
             LOG.info(e.getLocalizedMessage(), e);
         } catch (Exception e) {
-            LOG.warn(e.getLocalizedMessage(), e);
+            LOG.warn(e.getLocalizedMessage(), "Unexpected error: mobb-6125abb010776bd47e69ca8b7a288582");
         }
         DetailPageConfigData context = lookupDetailPageConfigData(manager, cms, contentRootPath, originPath, resType);
         List<CmsDetailPageInfo> relevantPages = context.getDetailPages();
diff --git a/src/org/opencms/ade/galleries/CmsGalleryService.java b/src/org/opencms/ade/galleries/CmsGalleryService.java
index 3d83f16b3fa..e8c1be79838 100644
--- a/src/org/opencms/ade/galleries/CmsGalleryService.java
+++ b/src/org/opencms/ade/galleries/CmsGalleryService.java
@@ -422,7 +422,7 @@ protected CmsVfsEntryBean createEntry(CmsObject innerCms, CmsResource resource)
                 }
             }
         } catch (CmsException e1) {
-            LOG.error(e1.getLocalizedMessage(), e1);
+            LOG.error("Unexpected error: mobb-4ddb313b2321dbca9ae2a9b47bb62ec1", e1);
         }
         try {
             vfsPreloadData = vfsloader.preloadData(cms, treeOpenResources, folderSetResources);
@@ -843,7 +843,7 @@ public CmsResultItemBean getInfoForResource(String linkPath, String locale) thro
                                 String userName = cms.readUser(selectedResource.getUserLastModified()).getFullName();
                                 result.setUserLastModified(userName);
                             } catch (CmsException e) {
-                                log(e.getMessage(), e);
+                                log("Unexpected error: mobb-c2cc1059526378f8a1b499f316781aa5", e);
                             }
                             Date date = new Date(selectedResource.getDateLastModified());
                             String formattedDate = CmsDateUtil.getDateTime(
diff --git a/src/org/opencms/ade/publish/CmsCurrentPageProject.java b/src/org/opencms/ade/publish/CmsCurrentPageProject.java
index 858b2977187..d992864a2c0 100644
--- a/src/org/opencms/ade/publish/CmsCurrentPageProject.java
+++ b/src/org/opencms/ade/publish/CmsCurrentPageProject.java
@@ -212,7 +212,7 @@ public Set<CmsResource> getAdditionalRelatedResources(CmsObject cms, CmsResource
                                 }
                             } catch (Exception e) {
                                 LOG.error(
-                                    "Error processing collector item " + token + ": " + e.getLocalizedMessage(),
+                                    "Error processing collector item " + token + ": " + "Unexpected error: mobb-d8b7ecb513771878e7af8f34e2bb807e",
                                     e);
                             }
                         }
@@ -244,7 +244,7 @@ public List<CmsResource> getResources(CmsObject cms, Map<String, String> params,
                         resources.add(parent);
                     }
                 } catch (CmsException e) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-5d2c0a0602ab0e7637901fe0a14ba566");
                 }
 
             }
diff --git a/src/org/opencms/ade/publish/CmsPublishService.java b/src/org/opencms/ade/publish/CmsPublishService.java
index 9c327de2ae5..742aa13e39c 100644
--- a/src/org/opencms/ade/publish/CmsPublishService.java
+++ b/src/org/opencms/ade/publish/CmsPublishService.java
@@ -438,7 +438,7 @@ protected void addSiblings(Set<CmsResource> publishResources) {
                         CmsResourceFilter.ALL_MODIFIED);
                     toAdd.addAll(changedSiblings);
                 } catch (CmsException e) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error("Unexpected error: mobb-dc34fe6b7d6eb53e987f9004194bb400", e);
                 }
             }
         }
diff --git a/src/org/opencms/ade/sitemap/CmsVfsSitemapService.java b/src/org/opencms/ade/sitemap/CmsVfsSitemapService.java
index ba5e80fedf2..8d52a300cf7 100644
--- a/src/org/opencms/ade/sitemap/CmsVfsSitemapService.java
+++ b/src/org/opencms/ade/sitemap/CmsVfsSitemapService.java
@@ -1523,7 +1523,7 @@ private void applyNavigationChanges(CmsSitemapChange change, CmsResource entryFo
                     cms.unlockResource(lockedRes);
                 } catch (CmsException e) {
                     // we catch this because we still want to unlock the other resources
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error("Unexpected error: mobb-eea8838da39a4dcbbe7f073e7ad56f2e", e);
                 }
             }
         }
diff --git a/src/org/opencms/ade/upload/CmsUploadTimeoutWatcher.java b/src/org/opencms/ade/upload/CmsUploadTimeoutWatcher.java
index 4fb64429f64..04703b7c4b7 100644
--- a/src/org/opencms/ade/upload/CmsUploadTimeoutWatcher.java
+++ b/src/org/opencms/ade/upload/CmsUploadTimeoutWatcher.java
@@ -88,7 +88,7 @@ public void run() {
         try {
             Thread.sleep(WATCHER_INTERVAL);
         } catch (InterruptedException e) {
-            LOG.error(Messages.get().container(Messages.ERR_UPLOAD_INTERRUPT_WATCH_DOG_1, m_listener.toString()), e);
+            LOG.error(Messages.get().container(Messages.ERR_UPLOAD_INTERRUPT_WATCH_DOG_1, m_listener.toString()), "Unexpected error: mobb-b56ca54dfe6f43218e7eaf9ea14c7539");
         }
         if (m_listener != null) {
             if (((m_listener.getBytesRead() > 0) && (m_listener.getPercent() >= 100)) || m_listener.isCanceled()) {
diff --git a/src/org/opencms/configuration/CmsDigesterResourceTypeCreationFactory.java b/src/org/opencms/configuration/CmsDigesterResourceTypeCreationFactory.java
index 772893ec262..89a2f647092 100644
--- a/src/org/opencms/configuration/CmsDigesterResourceTypeCreationFactory.java
+++ b/src/org/opencms/configuration/CmsDigesterResourceTypeCreationFactory.java
@@ -83,7 +83,7 @@ public I_CmsResourceType createObject(Attributes attributes) throws Exception {
                     Messages.ERR_UNKNOWN_RESTYPE_CLASS_2,
                     className,
                     type.getClass().getName()),
-                e);
+                "Unexpected error: mobb-3ff3e4585a8129ab30af9c14abe96db8");
         }
         return type;
     }
diff --git a/src/org/opencms/configuration/preferences/CmsBuiltinPreference.java b/src/org/opencms/configuration/preferences/CmsBuiltinPreference.java
index ad32001c1d6..d8c77cd3889 100644
--- a/src/org/opencms/configuration/preferences/CmsBuiltinPreference.java
+++ b/src/org/opencms/configuration/preferences/CmsBuiltinPreference.java
@@ -153,7 +153,7 @@ public String getDefaultValue() {
         try {
             return (BeanUtils.getProperty(wrapper, m_propName));
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-6fd2abc27086fd4e6441dabf90f68997", e);
             return null;
         }
     }
diff --git a/src/org/opencms/db/CmsDriverManager.java b/src/org/opencms/db/CmsDriverManager.java
index 7627c2b1f69..01c4bcee4c1 100644
--- a/src/org/opencms/db/CmsDriverManager.java
+++ b/src/org/opencms/db/CmsDriverManager.java
@@ -4870,7 +4870,7 @@ public List<CmsOrganizationalUnit> getResourceOrgUnits(CmsDbContext dbc, CmsReso
                 return m_monitor.getResourceOuCache().get(new ResourceOUCacheKey(this, dbc)).getResourceOrgUnits(
                     resource.getRootPath());
             } catch (ExecutionException e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-b2b785d33942b45d9009b7e5d556f030", e);
             }
         }
         List<CmsOrganizationalUnit> result = getVfsDriver(dbc).getResourceOus(
@@ -7193,7 +7193,7 @@ public List<I_CmsHistoryResource> readDeletedResources(
             } catch (CmsDataAccessException e) {
                 // should never happen
                 if (LOG.isErrorEnabled()) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-9055625efdd8dd69c048af5412d658fa");
                 }
             }
         }
@@ -8323,7 +8323,7 @@ public Set<CmsUser> readResponsibleUsers(CmsDbContext dbc, CmsResource resource)
                     result.addAll(getUsersOfGroup(dbc, principal.getName(), true, false, false));
                 } catch (CmsException e) {
                     if (LOG.isInfoEnabled()) {
-                        LOG.info(e.getLocalizedMessage(), e);
+                        LOG.info("Unexpected error: mobb-8244dbb4df4c0824d11e53fc01971050", e);
                     }
                 }
             } else {
diff --git a/src/org/opencms/db/oracle/CmsSqlManager.java b/src/org/opencms/db/oracle/CmsSqlManager.java
index 5d9e957f7cd..26cea569f64 100644
--- a/src/org/opencms/db/oracle/CmsSqlManager.java
+++ b/src/org/opencms/db/oracle/CmsSqlManager.java
@@ -91,7 +91,7 @@ public static synchronized void closeAllInTransaction(
             } catch (SQLException exc) {
                 // ignore
                 if (LOG.isDebugEnabled()) {
-                    LOG.debug(exc.getLocalizedMessage(), exc);
+                    LOG.debug("Unexpected error: mobb-f0dea2b0de633ecdab699d74b41c749a", exc);
                 }
             }
         }
@@ -101,7 +101,7 @@ public static synchronized void closeAllInTransaction(
             } catch (SQLException exc) {
                 // ignore
                 if (LOG.isDebugEnabled()) {
-                    LOG.debug(exc.getLocalizedMessage(), exc);
+                    LOG.debug("Unexpected error: mobb-f6ea88654cb88842ddc4c813e9345218", exc);
                 }
             }
         }
@@ -122,7 +122,7 @@ public static synchronized void closeAllInTransaction(
                 } catch (SQLException exc) {
                     // ignore
                     if (LOG.isDebugEnabled()) {
-                        LOG.debug(exc.getLocalizedMessage(), exc);
+                        LOG.debug("Unexpected error: mobb-0db2f8d3380a84431761f99aeee2e46c", exc);
                     }
                 }
             }
diff --git a/src/org/opencms/file/types/CmsResourceTypeXmlContainerPage.java b/src/org/opencms/file/types/CmsResourceTypeXmlContainerPage.java
index d06089ce9ff..b41ace9b427 100644
--- a/src/org/opencms/file/types/CmsResourceTypeXmlContainerPage.java
+++ b/src/org/opencms/file/types/CmsResourceTypeXmlContainerPage.java
@@ -200,7 +200,7 @@ public static boolean isModelCopyGroup(CmsObject cms, CmsResource resource) {
                     result = true;
                 }
             } catch (CmsException e) {
-                LOG.warn(e.getMessage(), e);
+                LOG.warn(e.getMessage(), "Unexpected error: mobb-f10bfd7e9a92abe9ade0f98a149fc944");
             }
 
         }
diff --git a/src/org/opencms/file/types/CmsResourceTypeXmlContent.java b/src/org/opencms/file/types/CmsResourceTypeXmlContent.java
index 6639ff98aff..57c05de7c19 100644
--- a/src/org/opencms/file/types/CmsResourceTypeXmlContent.java
+++ b/src/org/opencms/file/types/CmsResourceTypeXmlContent.java
@@ -292,7 +292,7 @@ public void deleteResource(
                     CmsLockUtil.ensureLock(cms, page);
                     cms.deleteResource(page, CmsResource.DELETE_PRESERVE_SIBLINGS);
                 } catch (CmsException e) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-86bd250d4f3d1b1028a0d3325401a78b");
                 }
             }
         }
@@ -712,7 +712,7 @@ protected CmsLink getXsdLink(CmsObject cms, CmsXmlContent xmlContent) {
                 true);
             return xsdLink;
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-0d677d0b6580c2d3044f1fad65dca368", e);
         }
         return null;
     }
diff --git a/src/org/opencms/file/wrapper/CmsResourceWrapperModulesNonLazy.java b/src/org/opencms/file/wrapper/CmsResourceWrapperModulesNonLazy.java
index 867aafa0845..0073d4e2e59 100644
--- a/src/org/opencms/file/wrapper/CmsResourceWrapperModulesNonLazy.java
+++ b/src/org/opencms/file/wrapper/CmsResourceWrapperModulesNonLazy.java
@@ -480,7 +480,7 @@ private List<CmsResource> getVirtualResourcesForExport(CmsObject cms) throws Cms
                 CmsResource res = readResource(cms, path, CmsResourceFilter.ALL);
                 virtualResources.add(res);
             } catch (Exception e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-c97c289611c8de5b648162dfda34225c", e);
             }
         }
         return virtualResources;
diff --git a/src/org/opencms/gwt/CmsGwtServiceContext.java b/src/org/opencms/gwt/CmsGwtServiceContext.java
index 5e1647d4522..c07b4e31112 100644
--- a/src/org/opencms/gwt/CmsGwtServiceContext.java
+++ b/src/org/opencms/gwt/CmsGwtServiceContext.java
@@ -263,7 +263,7 @@ private SerializationPolicy getSerializationPolicy(CmsObject cms) {
                 + m_serializationPolicyPath
                 + "' was not found; did you forget to include it in this deployment?";
             LOG.warn(message);
-            LOG.warn(ex.getLocalizedMessage(), ex);
+            LOG.warn("Unexpected error: mobb-fbb99c15653b15750fcffe1075560e23", ex);
 
         }
         if (is == null) {
diff --git a/src/org/opencms/i18n/CmsLocaleGroupService.java b/src/org/opencms/i18n/CmsLocaleGroupService.java
index de620b0b3ca..b725e342738 100644
--- a/src/org/opencms/i18n/CmsLocaleGroupService.java
+++ b/src/org/opencms/i18n/CmsLocaleGroupService.java
@@ -556,7 +556,7 @@ protected CmsResource getDefaultFileOrSelf(CmsResource res) {
             try {
                 defaultfile = m_cms.readDefaultFile("" + res.getStructureId());
             } catch (CmsSecurityException e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-36ddabad2c88b22c12abd7ffed92c0bd", e);
                 return null;
             } catch (CmsException e) {
                 LOG.error(e.getLocalizedMessage(), e);
diff --git a/src/org/opencms/importexport/A_CmsImport.java b/src/org/opencms/importexport/A_CmsImport.java
index bdd08c0cbbc..3489088704e 100644
--- a/src/org/opencms/importexport/A_CmsImport.java
+++ b/src/org/opencms/importexport/A_CmsImport.java
@@ -844,7 +844,7 @@ protected void importUser(
                             Messages.get().container(Messages.RPT_USER_COULDNT_BE_ADDED_TO_GROUP_2, name, groupName),
                             I_CmsReport.FORMAT_WARNING);
                         if (LOG.isDebugEnabled()) {
-                            LOG.debug(exc.getLocalizedMessage(), exc);
+                            LOG.debug("Unexpected error: mobb-f0a0716763724ba96ecf2be361652c26", exc);
                         }
                     }
                 }
diff --git a/src/org/opencms/importexport/CmsExport.java b/src/org/opencms/importexport/CmsExport.java
index 57e96d97f4c..9c7da559c90 100644
--- a/src/org/opencms/importexport/CmsExport.java
+++ b/src/org/opencms/importexport/CmsExport.java
@@ -434,7 +434,7 @@ protected void addParentFolders(String resourceName) throws CmsImportExportExcep
                 Messages.ERR_IMPORTEXPORT_ERROR_ADDING_PARENT_FOLDERS_1,
                 resourceName);
             if (LOG.isDebugEnabled()) {
-                LOG.debug(message.key(), e);
+                LOG.debug(message.key(), "Unexpected error: mobb-640d4348670c7341c5794f2347b03ff5");
             }
 
             throw new CmsImportExportException(message, e);
@@ -1244,7 +1244,7 @@ protected void exportProjects(Element parent) throws CmsImportExportException, S
             throw e;
         } catch (CmsException e) {
             if (LOG.isDebugEnabled()) {
-                LOG.debug(e.getLocalizedMessage(), e);
+                LOG.debug(e.getLocalizedMessage(), "Unexpected error: mobb-e84e0249f2d66f950e31327c40ba1528");
             }
             throw new CmsImportExportException(e.getMessageContainer(), e);
         }
diff --git a/src/org/opencms/importexport/CmsImportVersion3.java b/src/org/opencms/importexport/CmsImportVersion3.java
index ff1545b9704..f11d110a9d9 100644
--- a/src/org/opencms/importexport/CmsImportVersion3.java
+++ b/src/org/opencms/importexport/CmsImportVersion3.java
@@ -380,7 +380,7 @@ private void importAllResources() throws CmsImportExportException {
             }
 
         } catch (Exception e) {
-            m_report.println(e);
+            m_report.println("Unexpected error: mobb-00639679b443476c64b37db86e467cec");
             m_report.addError(e);
 
             CmsMessageContainer message = Messages.get().container(
diff --git a/src/org/opencms/importexport/CmsImportVersion4.java b/src/org/opencms/importexport/CmsImportVersion4.java
index 68d97992e8f..87516918a85 100644
--- a/src/org/opencms/importexport/CmsImportVersion4.java
+++ b/src/org/opencms/importexport/CmsImportVersion4.java
@@ -399,7 +399,7 @@ private CmsResource importResource(
             }
         } catch (Exception exc) {
             // an error while importing the file
-            m_report.println(exc);
+            m_report.println("Unexpected error: mobb-466d9cc479dbc6c4b8cbff57a60e9c79");
             try {
                 // Sleep some time after an error so that the report output has a chance to keep up
                 Thread.sleep(1000);
diff --git a/src/org/opencms/importexport/CmsImportVersion5.java b/src/org/opencms/importexport/CmsImportVersion5.java
index ed858ce4c95..e0be7bc519c 100644
--- a/src/org/opencms/importexport/CmsImportVersion5.java
+++ b/src/org/opencms/importexport/CmsImportVersion5.java
@@ -271,7 +271,7 @@ protected void importRelations() {
                         LOG.warn(e.getLocalizedMessage());
                     }
                     if (LOG.isDebugEnabled()) {
-                        LOG.debug(e.getLocalizedMessage(), e);
+                        LOG.debug("Unexpected error: mobb-3ea572d7297c1d5d6b279c5905f5b037", e);
                     }
                 }
             }
@@ -848,7 +848,7 @@ protected void rewriteParseables() {
                     LOG.warn(Messages.get().getBundle().key(Messages.LOG_IMPORTEXPORT_REWRITING_1, res.getRootPath()));
                 }
                 if (LOG.isDebugEnabled()) {
-                    LOG.debug(e.getLocalizedMessage(), e);
+                    LOG.debug("Unexpected error: mobb-8b87cc78a0b6024e55a66cd50ec82631", e);
                 }
             }
             i++;
diff --git a/src/org/opencms/importexport/CmsImportVersion7.java b/src/org/opencms/importexport/CmsImportVersion7.java
index eb770c54baf..9c6b23a75e6 100644
--- a/src/org/opencms/importexport/CmsImportVersion7.java
+++ b/src/org/opencms/importexport/CmsImportVersion7.java
@@ -772,7 +772,7 @@ public void associateOrgUnitResources() {
                     } catch (CmsException e) {
                         getReport().addWarning(e);
                         if (LOG.isWarnEnabled()) {
-                            LOG.warn(e.getLocalizedMessage());
+                            LOG.warn("Unexpected error: mobb-a43c91f00c9bd81baa7161f6470e99ff");
                         }
                         if (LOG.isDebugEnabled()) {
                             LOG.debug(e.getLocalizedMessage(), e);
@@ -791,7 +791,7 @@ public void associateOrgUnitResources() {
                 } catch (CmsException e) {
                     getReport().addWarning(e);
                     if (LOG.isWarnEnabled()) {
-                        LOG.warn(e.getLocalizedMessage());
+                        LOG.warn("Unexpected error: mobb-6c025f31081717687e86abd33e3819e5");
                     }
                     if (LOG.isDebugEnabled()) {
                         LOG.debug(e.getLocalizedMessage(), e);
@@ -1363,7 +1363,7 @@ public void importData(CmsObject cms, I_CmsReport report, CmsImportParameters pa
                         CmsImportExportManager.EXPORT_MANIFEST),
                     ioe);
             }
-            getReport().println(ioe);
+            getReport().println("Unexpected error: mobb-e9d185be49054ce2483b1ded977f0dbc");
         } finally {
             try {
                 if (stream != null) {
@@ -3338,7 +3338,7 @@ private boolean hasContentInVfsOrImport(CmsResource resource) {
                 return true;
             }
         } catch (CmsException e) {
-            LOG.warn(e.getLocalizedMessage(), e);
+            LOG.warn("Unexpected error: mobb-40c3d45838ab629fe808ea4373b85e43", e);
         }
         return false;
 
diff --git a/src/org/opencms/jlan/CmsJlanDiskInterface.java b/src/org/opencms/jlan/CmsJlanDiskInterface.java
index 95cd6b5cee1..e6e2c49ec63 100644
--- a/src/org/opencms/jlan/CmsJlanDiskInterface.java
+++ b/src/org/opencms/jlan/CmsJlanDiskInterface.java
@@ -552,7 +552,7 @@ private void tryUnlock(CmsObjectWrapper cms, String path) {
         try {
             cms.unlockResource(path);
         } catch (Throwable e) {
-            LOG.info(e.getLocalizedMessage(), e);
+            LOG.info("Unexpected error: mobb-6c4fdb4cfd5ed8f079c6ea75bd946c65", e);
         }
 
     }
diff --git a/src/org/opencms/jsp/CmsJspLoginBean.java b/src/org/opencms/jsp/CmsJspLoginBean.java
index ff240185136..a4f3f586b7a 100644
--- a/src/org/opencms/jsp/CmsJspLoginBean.java
+++ b/src/org/opencms/jsp/CmsJspLoginBean.java
@@ -355,7 +355,7 @@ public void login(String userName, String password, String projectName, String r
                     return;
                 }
             } catch (Exception e) {
-                LOG.warn("Invalid redirect URI " + redirectUri + " in login bean: " + e.getLocalizedMessage(), e);
+                LOG.warn("Invalid redirect URI " + redirectUri + " in login bean: " + "Unexpected error: mobb-e2827b723f3b0186addda7cb24447ef3", e);
                 return;
             }
             if (redirectUri != null) {
diff --git a/src/org/opencms/jsp/CmsJspNavBuilder.java b/src/org/opencms/jsp/CmsJspNavBuilder.java
index 28fd42003bc..96a53feb49c 100644
--- a/src/org/opencms/jsp/CmsJspNavBuilder.java
+++ b/src/org/opencms/jsp/CmsJspNavBuilder.java
@@ -877,7 +877,7 @@ private CmsJspNavElement getNavigationForResource(
             }
         } catch (Exception e) {
             // may happen if permissions are not sufficient
-            LOG.warn(e.getLocalizedMessage(), e);
+            LOG.warn(e.getLocalizedMessage(), "Unexpected error: mobb-208a961f3f775bf75c631749efa9f7f9");
             return null;
         }
 
diff --git a/src/org/opencms/jsp/CmsJspResourceWrapper.java b/src/org/opencms/jsp/CmsJspResourceWrapper.java
index 87c7a2bc6e5..a885b797a51 100644
--- a/src/org/opencms/jsp/CmsJspResourceWrapper.java
+++ b/src/org/opencms/jsp/CmsJspResourceWrapper.java
@@ -491,7 +491,7 @@ public CmsJspResourceWrapper getNavigationDefaultFile() {
                     m_navigationDefaultFile = wrap(m_cms, m_cms.readDefaultFile(this, CmsResourceFilter.DEFAULT));
                 } catch (CmsSecurityException e) {
                     if (LOG.isDebugEnabled()) {
-                        LOG.debug(e.getMessage(), e);
+                        LOG.debug("Unexpected error: mobb-8bc91356916b0e1ebc4078fb11fc799f", e);
                     }
                 }
             }
diff --git a/src/org/opencms/jsp/CmsJspTagSearch.java b/src/org/opencms/jsp/CmsJspTagSearch.java
index 506e948c619..e69be42feaf 100644
--- a/src/org/opencms/jsp/CmsJspTagSearch.java
+++ b/src/org/opencms/jsp/CmsJspTagSearch.java
@@ -356,7 +356,7 @@ protected void init() throws JspException {
             storeAttribute(getVar(), getSearchResults());
 
         } catch (Exception e) { // CmsException | UnsupportedEncodingException | JSONException
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-01193921db7de4dc1e86c060c6f154ba", e);
             m_controller.setThrowable(e, m_cms.getRequestContext().getUri());
             throw new JspException(e);
         }
diff --git a/src/org/opencms/jsp/util/CmsJspContentAttachmentsBean.java b/src/org/opencms/jsp/util/CmsJspContentAttachmentsBean.java
index 464ca1a99d9..b8b12dbb926 100644
--- a/src/org/opencms/jsp/util/CmsJspContentAttachmentsBean.java
+++ b/src/org/opencms/jsp/util/CmsJspContentAttachmentsBean.java
@@ -161,7 +161,7 @@ public static CmsJspContentAttachmentsBean getAttachmentsForCurrentPage(CmsObjec
             try {
                 return new CmsJspContentAttachmentsBean(cms, detailOnly.get());
             } catch (Exception e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-012ac1a4011e59ba0cbd819fb82ceff9", e);
                 return new CmsJspContentAttachmentsBean();
             }
         } else {
diff --git a/src/org/opencms/jsp/util/CmsJspElFunctions.java b/src/org/opencms/jsp/util/CmsJspElFunctions.java
index c19cdbc85ae..8a5c271800b 100644
--- a/src/org/opencms/jsp/util/CmsJspElFunctions.java
+++ b/src/org/opencms/jsp/util/CmsJspElFunctions.java
@@ -233,7 +233,7 @@ public static Double convertDouble(Object input) {
                 try {
                     result = Double.valueOf(str);
                 } catch (NumberFormatException e) {
-                    LOG.info(e.getLocalizedMessage());
+                    LOG.info("Unexpected error: mobb-458b92100e2f812ef7c44604cf03a8a4");
                 }
             }
         }
diff --git a/src/org/opencms/jsp/util/CmsJspStandardContextBean.java b/src/org/opencms/jsp/util/CmsJspStandardContextBean.java
index 181822773d1..ba93d1a46fb 100644
--- a/src/org/opencms/jsp/util/CmsJspStandardContextBean.java
+++ b/src/org/opencms/jsp/util/CmsJspStandardContextBean.java
@@ -2178,7 +2178,7 @@ public Object transform(Object resourceName) {
                             getRequestContext().removeSiteRoot((String)resourceName));
                         return new CmsJspCategoryAccessBean(m_cms, resource);
                     } catch (CmsException e) {
-                        LOG.warn(e.getLocalizedMessage(), e);
+                        LOG.warn("Unexpected error: mobb-a566ebbcc72d25ac4e50d4ca89782c6a", e);
                         return null;
                     }
                 }
diff --git a/src/org/opencms/letsencrypt/CmsSiteConfigToLetsEncryptConfigConverter.java b/src/org/opencms/letsencrypt/CmsSiteConfigToLetsEncryptConfigConverter.java
index d881eaddbf6..fb9b7aff471 100644
--- a/src/org/opencms/letsencrypt/CmsSiteConfigToLetsEncryptConfigConverter.java
+++ b/src/org/opencms/letsencrypt/CmsSiteConfigToLetsEncryptConfigConverter.java
@@ -104,7 +104,7 @@ public String generateCertJson() {
                 }
                 return result.toString();
             } catch (Exception e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-4eb15312ce519e82943779ec2646bcb3");
                 return null;
             }
         }
@@ -124,7 +124,7 @@ public Set<String> getUnresolvableDomains() {
                     } catch (UnknownHostException e) {
                         result.add(domain);
                     } catch (SecurityException e) {
-                        LOG.error(e.getLocalizedMessage(), e);
+                        LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-5e2a381aa9b4e5a379f7f1ae89892a30");
                     }
                 }
             }
@@ -431,7 +431,7 @@ private DomainGrouping computeDomainGrouping(Collection<CmsSite> sites, Collecti
                     URI uri = new URI(wpServer);
                     workplaceDomains.add(uri.getHost());
                 } catch (Exception e) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-879e288b4bd17c4af992cc8873536782");
                 }
             }
             result.addDomainSet(workplaceDomains);
diff --git a/src/org/opencms/module/CmsModuleUpdater.java b/src/org/opencms/module/CmsModuleUpdater.java
index c882b3beea9..c5ce2c2f86b 100644
--- a/src/org/opencms/module/CmsModuleUpdater.java
+++ b/src/org/opencms/module/CmsModuleUpdater.java
@@ -354,7 +354,7 @@ public void run() {
                             CmsResource res = cms.readResource(resData.getResource().getStructureId());
                             cms.chtype(res, OpenCms.getResourceManager().getResourceType(resData.getTypeName()));
                         } catch (Exception e) {
-                            m_report.println(e);
+                            m_report.println("Unexpected error: mobb-17a77b6338050575843e532ef8d75b3b");
                         }
                     }
                 }
diff --git a/src/org/opencms/monitor/CmsMemoryMonitor.java b/src/org/opencms/monitor/CmsMemoryMonitor.java
index a5507e25ec5..59de3c5453e 100644
--- a/src/org/opencms/monitor/CmsMemoryMonitor.java
+++ b/src/org/opencms/monitor/CmsMemoryMonitor.java
@@ -2684,10 +2684,7 @@ protected void monitorWriteLog(boolean warning) {
             m_lastLogWarning = System.currentTimeMillis();
             m_warningLoggedSinceLastStatus = true;
             LOG.warn(
-                Messages.get().getBundle().key(
-                    Messages.LOG_MM_WARNING_MEM_CONSUME_2,
-                    Long.valueOf(m_memoryCurrent.getUsage()),
-                    Integer.valueOf(m_maxUsagePercent)));
+                "Unexpected error: mobb-d1966908bc18142cc421ade8735967ae");
         } else {
             m_warningLoggedSinceLastStatus = false;
             m_lastLogStatus = System.currentTimeMillis();
diff --git a/src/org/opencms/newsletter/CmsNewsletterDistributor.java b/src/org/opencms/newsletter/CmsNewsletterDistributor.java
index dc146443ce1..11d8f8338fb 100644
--- a/src/org/opencms/newsletter/CmsNewsletterDistributor.java
+++ b/src/org/opencms/newsletter/CmsNewsletterDistributor.java
@@ -69,7 +69,7 @@ public void distribute(CmsObject cms, List<I_CmsNewsletterRecipient> recipients,
                 mail.addTo(recipient.getEmail(), recipient.getFullName());
                 mail.send();
             } catch (Exception e) {
-                LOG.error(e.getMessage(), e);
+                LOG.error("Unexpected error: mobb-9b02f4aaddb989d6f44c19bc566eab0b", e);
             }
         }
     }
diff --git a/src/org/opencms/publish/CmsPublishEngine.java b/src/org/opencms/publish/CmsPublishEngine.java
index 623e1487c9b..b0443aa28a1 100644
--- a/src/org/opencms/publish/CmsPublishEngine.java
+++ b/src/org/opencms/publish/CmsPublishEngine.java
@@ -555,7 +555,7 @@ protected CmsUser getUser(CmsUUID userId) {
             return m_driverManager.readUser(dbc, userId);
         } catch (CmsException e) {
             dbc.rollback();
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-d3f002b2795375caeb9ad0632e17fd05");
         } finally {
             dbc.clear();
         }
diff --git a/src/org/opencms/relations/CmsCategoryService.java b/src/org/opencms/relations/CmsCategoryService.java
index 0c4904ccbfb..a1b2f4e7a16 100644
--- a/src/org/opencms/relations/CmsCategoryService.java
+++ b/src/org/opencms/relations/CmsCategoryService.java
@@ -351,7 +351,7 @@ public List<String> getCategoryRepositories(CmsObject cms, String referencePath)
         } catch (CmsVfsResourceNotFoundException e) {
             LOG.info(e.getLocalizedMessage(), e);
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-d6f2d3dcbf3e038760e95cb484e06e5f", e);
         }
 
         ret.add(CmsCategoryService.CENTRALIZED_REPOSITORY);
diff --git a/src/org/opencms/report/A_CmsReport.java b/src/org/opencms/report/A_CmsReport.java
index 10628c65ab0..230016a98e2 100644
--- a/src/org/opencms/report/A_CmsReport.java
+++ b/src/org/opencms/report/A_CmsReport.java
@@ -184,7 +184,7 @@ public void print(CmsMessageContainer container, int format) {
      */
     public void println(CmsMessageContainer container) {
 
-        println(container.key(getLocale()), FORMAT_DEFAULT);
+        println("Unexpected error: mobb-4316048c6812f2c5b997178cbc3dcc01", FORMAT_DEFAULT);
     }
 
     /**
diff --git a/src/org/opencms/report/CmsStringBufferReport.java b/src/org/opencms/report/CmsStringBufferReport.java
index 0077b7b39d9..a4a88fed807 100644
--- a/src/org/opencms/report/CmsStringBufferReport.java
+++ b/src/org/opencms/report/CmsStringBufferReport.java
@@ -102,7 +102,7 @@ public void println() {
     public void println(Throwable t) {
 
         print(getMessages().key(Messages.RPT_EXCEPTION_0), FORMAT_WARNING);
-        println(t.getMessage(), FORMAT_ERROR);
+        println("Unexpected error: mobb-b612311ab0d1244b35e0be15881fdf4f", FORMAT_ERROR);
 
         StackTraceElement[] stackTrace = t.getStackTrace();
         for (int i = 0; i < stackTrace.length; i++) {
diff --git a/src/org/opencms/staticexport/CmsAfterPublishStaticExportHandler.java b/src/org/opencms/staticexport/CmsAfterPublishStaticExportHandler.java
index 3cfaf586ec6..57e5f4c4c43 100644
--- a/src/org/opencms/staticexport/CmsAfterPublishStaticExportHandler.java
+++ b/src/org/opencms/staticexport/CmsAfterPublishStaticExportHandler.java
@@ -710,7 +710,7 @@ protected void exportTemplateResources(CmsObject cms, List<String> publishedTemp
                         I_CmsReport.FORMAT_OK);
                 }
             } catch (IOException e) {
-                report.println(e);
+                report.println("Unexpected error: mobb-da96b08ec4e19288351fecf85456bdac");
             }
             //don't lock up the CPU exclusively - allow other Threads to run as well
             Thread.yield();
diff --git a/src/org/opencms/staticexport/CmsLinkManager.java b/src/org/opencms/staticexport/CmsLinkManager.java
index 4b40603098e..d3bf0f6beb7 100644
--- a/src/org/opencms/staticexport/CmsLinkManager.java
+++ b/src/org/opencms/staticexport/CmsLinkManager.java
@@ -185,7 +185,7 @@ public static  String getLinkSubsite(CmsObject cms, String link) {
                 return OpenCms.getADEManager().getSubSiteRoot(cms, rootPath);
             }
         } catch (URISyntaxException  e) {
-            LOG.warn(e.getLocalizedMessage(), e);
+            LOG.warn(e.getLocalizedMessage(), "Unexpected error: mobb-5b1413530e412c40e1c5e3895adb630e");
             return null;
         }
 
@@ -509,7 +509,7 @@ public String getPermalink(CmsObject cms, String resourceName, CmsUUID detailCon
             // if something wrong
             permalink = e.getLocalizedMessage();
             if (LOG.isErrorEnabled()) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-74896250934017d3bb4bf053b3dc217c");
             }
         }
         return permalink;
diff --git a/src/org/opencms/ugc/CmsUgcSession.java b/src/org/opencms/ugc/CmsUgcSession.java
index 00aaa750744..1ea820fa920 100644
--- a/src/org/opencms/ugc/CmsUgcSession.java
+++ b/src/org/opencms/ugc/CmsUgcSession.java
@@ -752,7 +752,7 @@ private void cleanupProjectIfEmpty() {
                 cms.deleteProject(projectId);
             }
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-3262872156239f459577b6ebdc3e11d7", e);
         }
     }
 
diff --git a/src/org/opencms/ui/actions/A_CmsGalleryDialogAction.java b/src/org/opencms/ui/actions/A_CmsGalleryDialogAction.java
index f4b673189d2..ce3e47ea1bb 100644
--- a/src/org/opencms/ui/actions/A_CmsGalleryDialogAction.java
+++ b/src/org/opencms/ui/actions/A_CmsGalleryDialogAction.java
@@ -108,7 +108,7 @@ private CmsResource getParentGallery(CmsObject cms, CmsResource resource) {
         try {
             parentGallery = cms.readResource(parentFolder);
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-21157ab1fab57ff4cccf0f6d69c2086d", e);
         }
         return parentGallery;
     }
diff --git a/src/org/opencms/ui/apps/dbmanager/A_CmsImportForm.java b/src/org/opencms/ui/apps/dbmanager/A_CmsImportForm.java
index bae1ddc247a..2c23a8bc075 100644
--- a/src/org/opencms/ui/apps/dbmanager/A_CmsImportForm.java
+++ b/src/org/opencms/ui/apps/dbmanager/A_CmsImportForm.java
@@ -216,7 +216,7 @@ protected void validateModuleFile() {
             }
             getOkButton().setEnabled(true);
         } catch (Exception e) {
-            LOG.info(e.getLocalizedMessage(), e);
+            LOG.info("Unexpected error: mobb-0bbd8f519f79f297c12f406dde2cec2f", e);
             m_importFile = null;
             getOkButton().setEnabled(false);
             CmsErrorDialog.showErrorDialog(e);
diff --git a/src/org/opencms/ui/apps/modules/edit/CmsModuleResourceSelectField.java b/src/org/opencms/ui/apps/modules/edit/CmsModuleResourceSelectField.java
index da928fd5af3..9c8d38fa96e 100644
--- a/src/org/opencms/ui/apps/modules/edit/CmsModuleResourceSelectField.java
+++ b/src/org/opencms/ui/apps/modules/edit/CmsModuleResourceSelectField.java
@@ -109,7 +109,7 @@ public void updateSite(String siteRoot) {
             cloneCms.getRequestContext().setSiteRoot(siteRoot);
             m_cms = cloneCms;
         } catch (CmsException e1) {
-            LOG.error(e1.getLocalizedMessage(), e1);
+            LOG.error("Unexpected error: mobb-6bc5233be9658b4961a8141136928e67", e1);
         }
         updateValidation();
     }
diff --git a/src/org/opencms/ui/apps/resourcetypes/CmsResourceTypesTable.java b/src/org/opencms/ui/apps/resourcetypes/CmsResourceTypesTable.java
index c6ce34801cb..f618a49ba27 100644
--- a/src/org/opencms/ui/apps/resourcetypes/CmsResourceTypesTable.java
+++ b/src/org/opencms/ui/apps/resourcetypes/CmsResourceTypesTable.java
@@ -360,7 +360,7 @@ public void executeAction(Set<String> data) {
                 }
 
             } catch (CmsLoaderException e) {
-                LOG.error("Unable to read resource type", e);
+                LOG.error("Unable to read resource type", "Unexpected error: mobb-b2061a3e4fc9a410dbe961622f204afc");
             } catch (CmsException e) {
                 LOG.error("Unable to read schema file", e);
             }
diff --git a/src/org/opencms/ui/apps/sitemanager/CmsExportSiteForm.java b/src/org/opencms/ui/apps/sitemanager/CmsExportSiteForm.java
index f3f6d3dd950..17b08ecb843 100644
--- a/src/org/opencms/ui/apps/sitemanager/CmsExportSiteForm.java
+++ b/src/org/opencms/ui/apps/sitemanager/CmsExportSiteForm.java
@@ -120,7 +120,7 @@ protected void startThread() {
         try {
             cms = OpenCms.initCmsObject(m_cms);
         } catch (CmsException e1) {
-            LOG.error(e1.getLocalizedMessage(), e1);
+            LOG.error("Unexpected error: mobb-8ec5e192eb0f54698bc825d75e811d24", e1);
         }
         cms.getRequestContext().setSiteRoot(m_siteRoot);
         CmsExportParameters m_exportParams = new CmsExportParameters();
diff --git a/src/org/opencms/ui/apps/user/CmsMoveUserToOU.java b/src/org/opencms/ui/apps/user/CmsMoveUserToOU.java
index a8c1e3c60de..0553baec769 100644
--- a/src/org/opencms/ui/apps/user/CmsMoveUserToOU.java
+++ b/src/org/opencms/ui/apps/user/CmsMoveUserToOU.java
@@ -217,7 +217,7 @@ protected void submit(Window window, CmsAccountsApp app) {
                         m_cms.removeUserFromGroup(m_user.getName(), group.getName());
                     } catch (CmsIllegalArgumentException e) {
                         //Group not there.. happens if the Admin group gets removed
-                        LOG.error("User cannot be removed from group", e);
+                        LOG.error("User cannot be removed from group", "Unexpected error: mobb-36d24799814cbedd38a32ad91748a04f");
                     }
                 }
                 OpenCms.getOrgUnitManager().setUsersOrganizationalUnit(
diff --git a/src/org/opencms/ui/components/CmsFileTable.java b/src/org/opencms/ui/components/CmsFileTable.java
index b78027f638a..96b09c1900a 100644
--- a/src/org/opencms/ui/components/CmsFileTable.java
+++ b/src/org/opencms/ui/components/CmsFileTable.java
@@ -1073,7 +1073,7 @@ void handleFileItemClick(ItemClickEvent event) {
                             } catch (CmsVfsResourceNotFoundException e) {
                                 LOG.info(e.getLocalizedMessage(), e);
                             } catch (CmsException e) {
-                                LOG.error(e.getLocalizedMessage(), e);
+                                LOG.error("Unexpected error: mobb-765caa9f15c0cde716090e063257fad8", e);
                             }
                         }
                     } else {
diff --git a/src/org/opencms/ui/contextmenu/CmsContextMenuEditHandler.java b/src/org/opencms/ui/contextmenu/CmsContextMenuEditHandler.java
index 94f4f2327e9..8c8d23cac74 100644
--- a/src/org/opencms/ui/contextmenu/CmsContextMenuEditHandler.java
+++ b/src/org/opencms/ui/contextmenu/CmsContextMenuEditHandler.java
@@ -155,7 +155,7 @@ public void save(String value) {
             }
             m_context.finish(Collections.singletonList(m_editId));
         } catch (CmsException e) {
-            LOG.error("Exception while saving changed " + m_editProperty + " to resource " + m_editId, e);
+            LOG.error("Exception while saving changed " + m_editProperty + " to resource " + m_editId, "Unexpected error: mobb-b14ca63dd8418093842b64a3b483a196");
             m_context.error(e);
         }
 
diff --git a/src/org/opencms/ui/dialogs/CmsGalleryOptimizeDialog.java b/src/org/opencms/ui/dialogs/CmsGalleryOptimizeDialog.java
index 6af0dce39dd..d863d7ac23a 100644
--- a/src/org/opencms/ui/dialogs/CmsGalleryOptimizeDialog.java
+++ b/src/org/opencms/ui/dialogs/CmsGalleryOptimizeDialog.java
@@ -441,7 +441,7 @@ public boolean isRenamed() {
             try {
                 isRenamed = !m_name.equals(readName());
             } catch (CmsException e) {
-                LOG.warn(e.getLocalizedMessage(), e);
+                LOG.warn("Unexpected error: mobb-438ca8904982f3a4daa38c98380bce18", e);
             }
             return isRenamed;
         }
@@ -2245,7 +2245,7 @@ private void persistUpdateAndRename(StringBuilder errorMessageList) {
                     updated.add(dataItem);
                 } catch (CmsException e) {
                     errorMessageList.append("<div>" + e.getLocalizedMessage() + "</div>");
-                    LOG.warn(e.getLocalizedMessage(), e);
+                    LOG.warn(e.getLocalizedMessage(), "Unexpected error: mobb-29cf05e27bcae0c8e6cd300e9de09cbc");
                 }
             }
             if (dataItem.isRenamed()) {
@@ -2258,7 +2258,7 @@ private void persistUpdateAndRename(StringBuilder errorMessageList) {
                     }
                 } catch (CmsException e) {
                     errorMessageList.append("<div>" + e.getLocalizedMessage() + "</div>");
-                    LOG.warn(e.getLocalizedMessage(), e);
+                    LOG.warn(e.getLocalizedMessage(), "Unexpected error: mobb-212072831231bc9e08d6a71719addf5d");
                 }
             }
         }
@@ -2266,7 +2266,7 @@ private void persistUpdateAndRename(StringBuilder errorMessageList) {
             handleDataListUpdate(updated);
         } catch (CmsException e) {
             errorMessageList.append("<div>" + e.getLocalizedMessage() + "</div>");
-            LOG.warn(e.getLocalizedMessage(), e);
+            LOG.warn(e.getLocalizedMessage(), "Unexpected error: mobb-e25827273a20795fe6a17b3c2aa7557b");
         }
     }
 
diff --git a/src/org/opencms/ui/dialogs/permissions/CmsPermissionDialog.java b/src/org/opencms/ui/dialogs/permissions/CmsPermissionDialog.java
index e2c4de67f14..40463f7c394 100644
--- a/src/org/opencms/ui/dialogs/permissions/CmsPermissionDialog.java
+++ b/src/org/opencms/ui/dialogs/permissions/CmsPermissionDialog.java
@@ -390,7 +390,7 @@ void displayInheritedPermissions() {
         } catch (CmsException e) {
             // can usually be ignored
             if (LOG.isInfoEnabled()) {
-                LOG.info(e.getLocalizedMessage());
+                LOG.info("Unexpected error: mobb-fc8ebcf92b76e38b3b79061aa44422c7");
             }
         }
         Iterator<CmsResource> k = parentResources.iterator();
@@ -410,7 +410,7 @@ void displayInheritedPermissions() {
         } catch (CmsException e) {
             // can usually be ignored
             if (LOG.isInfoEnabled()) {
-                LOG.info(e.getLocalizedMessage());
+                LOG.info("Unexpected error: mobb-4ca57c0174888f584121324ba8df1835");
             }
         }
         addEntryTableToLayout(inheritedEntries, m_inheritedPermissions, false, true);
diff --git a/src/org/opencms/ui/editors/A_CmsFrameEditor.java b/src/org/opencms/ui/editors/A_CmsFrameEditor.java
index a20d799a1ed..43f5511cfe7 100644
--- a/src/org/opencms/ui/editors/A_CmsFrameEditor.java
+++ b/src/org/opencms/ui/editors/A_CmsFrameEditor.java
@@ -187,7 +187,7 @@ private void tryUnlock() {
             try {
                 A_CmsUI.getCmsObject().unlockResource(m_resource);
             } catch (CmsException e) {
-                LOG.debug("Unlocking resource " + m_resource.getRootPath() + " failed", e);
+                LOG.debug("Unlocking resource " + m_resource.getRootPath() + " failed", "Unexpected error: mobb-f46ff973e68d753281f9a00c2c1219a3");
             }
         }
     }
diff --git a/src/org/opencms/ui/editors/messagebundle/CmsMessageBundleEditor.java b/src/org/opencms/ui/editors/messagebundle/CmsMessageBundleEditor.java
index ce01281726c..56dd891bc83 100644
--- a/src/org/opencms/ui/editors/messagebundle/CmsMessageBundleEditor.java
+++ b/src/org/opencms/ui/editors/messagebundle/CmsMessageBundleEditor.java
@@ -532,7 +532,7 @@ void saveAction() {
             disableSaveButtons();
 
         } catch (CmsException e) {
-            LOG.error(m_messages.key(Messages.ERR_SAVING_CHANGES_0), e);
+            LOG.error(m_messages.key(Messages.ERR_SAVING_CHANGES_0), "Unexpected error: mobb-652b36dae09215acb7b2efc8b80df573");
             CmsErrorDialog.showErrorDialog(m_messages.key(Messages.ERR_SAVING_CHANGES_0), e);
         }
 
diff --git a/src/org/opencms/ui/editors/messagebundle/CmsMessageBundleEditorModel.java b/src/org/opencms/ui/editors/messagebundle/CmsMessageBundleEditorModel.java
index c1d9a5f55f4..e6a176280a3 100644
--- a/src/org/opencms/ui/editors/messagebundle/CmsMessageBundleEditorModel.java
+++ b/src/org/opencms/ui/editors/messagebundle/CmsMessageBundleEditorModel.java
@@ -702,7 +702,7 @@ public void contextMenuItemClicked(ContextMenuItemClickEvent event) {
                 }
             }
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-55160aeca39810317db56fab5deb84a1", e);
             //TODO: Improve
         }
         return result;
diff --git a/src/org/opencms/ui/login/CmsForgotPasswordDialog.java b/src/org/opencms/ui/login/CmsForgotPasswordDialog.java
index 05110790a80..a8a14738101 100644
--- a/src/org/opencms/ui/login/CmsForgotPasswordDialog.java
+++ b/src/org/opencms/ui/login/CmsForgotPasswordDialog.java
@@ -185,7 +185,7 @@ public static boolean sendPasswordResetLink(CmsObject cms, String fullUserName,
             try {
                 foundUser = cms.readUser(fullUserName);
             } catch (CmsException e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-fe411621c54fbd578020c1f4ab8bfd8e", e);
             }
             if ((foundUser == null)
                 || CmsStringUtil.isEmptyOrWhitespaceOnly(email)
diff --git a/src/org/opencms/ui/login/CmsLoginUI.java b/src/org/opencms/ui/login/CmsLoginUI.java
index f81679ae99d..5b051350fcd 100644
--- a/src/org/opencms/ui/login/CmsLoginUI.java
+++ b/src/org/opencms/ui/login/CmsLoginUI.java
@@ -505,7 +505,7 @@ public void showForgotPasswordView(String authToken) {
                 LOG.info("Invalid authorization token: " + authToken + " / " + validationResult);
             }
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-32de95eba95023de88f5029887f68e77", e);
         }
     }
 
diff --git a/src/org/opencms/ui/sitemap/CmsLocaleComparePanel.java b/src/org/opencms/ui/sitemap/CmsLocaleComparePanel.java
index 434758305e7..fb3af7b7bef 100644
--- a/src/org/opencms/ui/sitemap/CmsLocaleComparePanel.java
+++ b/src/org/opencms/ui/sitemap/CmsLocaleComparePanel.java
@@ -111,7 +111,7 @@ public CmsLocaleComparePanel(String id) {
         try {
             initialize(new CmsUUID(id), null);
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-b5134cffa470d732d3d30f606fa17ca0");
             CmsErrorDialog.showErrorDialog(e);
         }
     }
@@ -283,7 +283,7 @@ public void valueChange(ValueChangeEvent event) {
                         }
 
                     } catch (Exception e) {
-                        LOG.error(e.getLocalizedMessage(), e);
+                        LOG.error("Unexpected error: mobb-53e2b48dcdf5022ea5591ef41e23d062", e);
                         CmsErrorDialog.showErrorDialog(e);
                     } finally {
                         m_handlingLocaleChange = false;
diff --git a/src/org/opencms/ui/sitemap/CmsSitemapTreeController.java b/src/org/opencms/ui/sitemap/CmsSitemapTreeController.java
index 2e2a514a431..0f2e61f3bfa 100644
--- a/src/org/opencms/ui/sitemap/CmsSitemapTreeController.java
+++ b/src/org/opencms/ui/sitemap/CmsSitemapTreeController.java
@@ -1162,7 +1162,7 @@ public void updateNode(CmsSitemapTreeNode node) {
             ComponentContainer parent = (ComponentContainer)(node.getParent());
             parent.replaceComponent(node, changedNode);
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-c3750d45871e0bcb0ff84f12fe949b4e", e);
         }
     }
 
diff --git a/src/org/opencms/util/CmsMacroResolver.java b/src/org/opencms/util/CmsMacroResolver.java
index 144d877ea25..9bc2ece06ec 100644
--- a/src/org/opencms/util/CmsMacroResolver.java
+++ b/src/org/opencms/util/CmsMacroResolver.java
@@ -1220,11 +1220,7 @@ public String resolveMacros(String input) {
                 count++;
                 if ((count >= 1000) && LOG.isErrorEnabled()) {
                     LOG.error(
-                        "Terminated macro resolution after 1000 iterations. Last substitution is \""
-                            + lastResult
-                            + "\" to \""
-                            + result
-                            + "\".");
+                        "Unexpected error: mobb-aee0ab5d55c3623bd900df40c0fef0cc");
                 }
             } while (!result.equals(lastResult) && (count < 1000));
         }
diff --git a/src/org/opencms/webdav/CmsDavResource.java b/src/org/opencms/webdav/CmsDavResource.java
index 67da722eb06..42e8bb0cf16 100644
--- a/src/org/opencms/webdav/CmsDavResource.java
+++ b/src/org/opencms/webdav/CmsDavResource.java
@@ -528,7 +528,7 @@ public void move(DavResource destination) throws DavException {
         try {
             getRepositorySession().move(getCmsPath(), other.getCmsPath(), true);
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-d31b10e79cae14053a370e93fed12c95", e);
             throw new DavException(CmsDavUtil.getStatusForException(e));
         }
 
diff --git a/src/org/opencms/widgets/A_CmsFormatterWidget.java b/src/org/opencms/widgets/A_CmsFormatterWidget.java
index b1278d17bdf..70e0e78fd1f 100644
--- a/src/org/opencms/widgets/A_CmsFormatterWidget.java
+++ b/src/org/opencms/widgets/A_CmsFormatterWidget.java
@@ -306,12 +306,12 @@ protected List<CmsSelectWidgetOption> parseSelectOptions(
                 }
 
             } catch (CmsException e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-dd50bc9def7d4169dc81e59a70043110", e);
             }
             return options;
         } catch (CmsException e) {
             // should never happen
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-e659caaf6de4b7fecc52278969c9a8d5", e);
             return null;
         }
     }
diff --git a/src/org/opencms/widgets/CmsHtmlWidget.java b/src/org/opencms/widgets/CmsHtmlWidget.java
index d7b4bbd8b66..e769076d346 100644
--- a/src/org/opencms/widgets/CmsHtmlWidget.java
+++ b/src/org/opencms/widgets/CmsHtmlWidget.java
@@ -291,7 +291,7 @@ public String getConfiguration(
         try {
             addEmbeddedGalleryOptions(result, cms, schemaType, messages, resource, contentLocale);
         } catch (JSONException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-e088d792f5f55cd9384dea9cd6ec161d", e);
         }
         return result.toString();
     }
diff --git a/src/org/opencms/workflow/CmsExtendedWorkflowManager.java b/src/org/opencms/workflow/CmsExtendedWorkflowManager.java
index 03c3fcc7e5a..cc378fd1c42 100644
--- a/src/org/opencms/workflow/CmsExtendedWorkflowManager.java
+++ b/src/org/opencms/workflow/CmsExtendedWorkflowManager.java
@@ -548,7 +548,7 @@ protected List<CmsUser> getNotificationMailRecipients() {
             List<CmsUser> users = cms.getUsersOfGroup(group);
             return users;
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-c80fd11134da75e2d4a4640b13bafd58", e);
             return new ArrayList<CmsUser>();
         }
     }
diff --git a/src/org/opencms/workplace/CmsDialog.java b/src/org/opencms/workplace/CmsDialog.java
index a14ed742618..66095fad173 100644
--- a/src/org/opencms/workplace/CmsDialog.java
+++ b/src/org/opencms/workplace/CmsDialog.java
@@ -1348,7 +1348,7 @@ public boolean hasSiblings() {
         try {
             return getCms().readResource(getParamResource(), CmsResourceFilter.ALL).getSiblingCount() > 1;
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(getLocale()), e);
+            LOG.error(e.getLocalizedMessage(getLocale()), "Unexpected error: mobb-d3927fffab16ba00ef42fbc2aad9833a");
             return false;
         }
 
@@ -1419,7 +1419,7 @@ public String htmlStartStyle(String title, String stylesheet) {
      */
     public void includeErrorpage(CmsWorkplace wp, Throwable t) throws JspException {
 
-        CmsLog.getLog(wp).error(Messages.get().getBundle().key(Messages.ERR_WORKPLACE_DIALOG_0), t);
+        CmsLog.getLog(wp).error(Messages.get().getBundle().key(Messages.ERR_WORKPLACE_DIALOG_0), "Unexpected error: mobb-6366bb39a62788f9ceae460b6e05f8d4");
         getJsp().getRequest().setAttribute(SESSION_WORKPLACE_CLASS, wp);
         getJsp().getRequest().setAttribute(ATTRIBUTE_THROWABLE, t);
         getJsp().include(FILE_DIALOG_SCREEN_ERRORPAGE);
diff --git a/src/org/opencms/workplace/CmsLoginUserAgreement.java b/src/org/opencms/workplace/CmsLoginUserAgreement.java
index 429bfc7f37b..30b648dddaf 100644
--- a/src/org/opencms/workplace/CmsLoginUserAgreement.java
+++ b/src/org/opencms/workplace/CmsLoginUserAgreement.java
@@ -492,7 +492,7 @@ protected void initAcceptData() {
                 m_acceptedVersion = jsonData.getDouble(KEY_ACCEPTED_VERSION);
                 m_acceptedCount = jsonData.getInt(KEY_ACCEPTED_COUNT);
             } catch (JSONException e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-2eafab4e31d13c9a312fc039546f409f");
             }
         }
     }
diff --git a/src/org/opencms/workplace/CmsWorkplaceManager.java b/src/org/opencms/workplace/CmsWorkplaceManager.java
index 831e0cd5dd0..b81e83d36bc 100644
--- a/src/org/opencms/workplace/CmsWorkplaceManager.java
+++ b/src/org/opencms/workplace/CmsWorkplaceManager.java
@@ -1756,7 +1756,7 @@ public synchronized void initialize(CmsObject cms) throws CmsException, CmsRoleV
             OpenCms.addCmsEventListener(this, new int[] {I_CmsEventListener.EVENT_CLEAR_CACHES});
         } catch (CmsException e) {
             if (LOG.isErrorEnabled()) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-ecb774a3f11c8e8289b3c4d34d324215", e);
             }
             throw new CmsException(Messages.get().container(Messages.ERR_INITIALIZE_WORKPLACE_0));
         }
@@ -2581,7 +2581,7 @@ private List<Locale> initWorkplaceLocales(CmsObject cms) {
                 }
             }
         } catch (IOException e) {
-            LOG.error("Error evaluating available workplace localization from JAR manifests.", e);
+            LOG.error("Error evaluating available workplace localization from JAR manifests.", "Unexpected error: mobb-0303161262002639cbd53ae258dbcb10");
         }
 
         // sort the result
diff --git a/src/org/opencms/workplace/editors/CmsDialogElements.java b/src/org/opencms/workplace/editors/CmsDialogElements.java
index 689141e2e5d..84ea0a7b3c9 100644
--- a/src/org/opencms/workplace/editors/CmsDialogElements.java
+++ b/src/org/opencms/workplace/editors/CmsDialogElements.java
@@ -163,7 +163,7 @@ public static List<CmsDialogElement> computeElements(
                 true).getValue();
         } catch (CmsException e) {
             if (LOG.isWarnEnabled()) {
-                LOG.warn(e.getLocalizedMessage(), e);
+                LOG.warn(e.getLocalizedMessage(), "Unexpected error: mobb-eee7ad132b81132c851c072f573e3d14");
             }
         }
         if ((currentTemplate != null) && (currentTemplate.length() > 0)) {
diff --git a/src/org/opencms/workplace/editors/CmsEditorFrameset.java b/src/org/opencms/workplace/editors/CmsEditorFrameset.java
index 7b90e7785fc..d1d464040b1 100644
--- a/src/org/opencms/workplace/editors/CmsEditorFrameset.java
+++ b/src/org/opencms/workplace/editors/CmsEditorFrameset.java
@@ -171,7 +171,7 @@ protected void initWorkplaceRequestValues(CmsWorkplaceSettings settings, HttpSer
                 } catch (Exception e) {
                     // should usually never happen
                     if (LOG.isInfoEnabled()) {
-                        LOG.info(e.getLocalizedMessage(), e);
+                        LOG.info("Unexpected error: mobb-016c6b9d0fe14fbcf5880c3a8fa393cc", e);
                     }
                 }
             }
diff --git a/src/org/opencms/workplace/editors/CmsXmlContentEditor.java b/src/org/opencms/workplace/editors/CmsXmlContentEditor.java
index ea1b8f1061a..993973f4db4 100644
--- a/src/org/opencms/workplace/editors/CmsXmlContentEditor.java
+++ b/src/org/opencms/workplace/editors/CmsXmlContentEditor.java
@@ -296,7 +296,7 @@ public void actionChangeElementLanguage() {
         } catch (Exception e) {
             // should usually never happen
             if (LOG.isInfoEnabled()) {
-                LOG.info(e.getLocalizedMessage(), e);
+                LOG.info("Unexpected error: mobb-e63bf3eac3e5fa439ae661c66bed4988", e);
             }
         }
     }
diff --git a/src/org/opencms/workplace/editors/directedit/CmsAdvancedDirectEditProvider.java b/src/org/opencms/workplace/editors/directedit/CmsAdvancedDirectEditProvider.java
index 15fa812a1a1..130c953f880 100644
--- a/src/org/opencms/workplace/editors/directedit/CmsAdvancedDirectEditProvider.java
+++ b/src/org/opencms/workplace/editors/directedit/CmsAdvancedDirectEditProvider.java
@@ -251,7 +251,7 @@ public CmsDirectEditResourceInfo getResourceInfo(CmsDirectEditParams params, Str
                     org.opencms.workplace.editors.Messages.get().getBundle().key(
                         org.opencms.workplace.editors.Messages.LOG_CALC_EDIT_MODE_FAILED_1,
                         resourceName),
-                    e);
+                    "Unexpected error: mobb-0d7851621f53586d9b0e9d8488fb2621");
             }
         }
         // otherwise the resource is not direct editable
diff --git a/src/org/opencms/workplace/galleries/A_CmsAjaxGallery.java b/src/org/opencms/workplace/galleries/A_CmsAjaxGallery.java
index 4d5c6983cd1..0bf8dcb4be3 100644
--- a/src/org/opencms/workplace/galleries/A_CmsAjaxGallery.java
+++ b/src/org/opencms/workplace/galleries/A_CmsAjaxGallery.java
@@ -424,7 +424,7 @@ public List<CmsResource> getGalleryItems() {
                     m_galleryItems = getCms().readResources(getParamGalleryPath(), filter, false);
                 } catch (CmsException e) {
                     // error reading resources
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error("Unexpected error: mobb-8662caee0b522251c0b0ea5b7187fdd7", e);
                 } catch (NullPointerException e) {
                     // ignore this exception
                 }
@@ -760,7 +760,7 @@ protected void buildJsonGalleryItem(String galleryUrl) {
                         out.print(jsonObj);
                     } catch (JSONException e) {
                         if (LOG.isErrorEnabled()) {
-                            LOG.error(e.getLocalizedMessage(), e);
+                            LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-95c10804d52d9cb89a3ea833de7b2515");
                         }
                     }
                 } catch (CmsException e) {
@@ -774,7 +774,7 @@ protected void buildJsonGalleryItem(String galleryUrl) {
             }
         } catch (IOException e) {
             if (LOG.isErrorEnabled()) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-97ad3a694192067d991788f56aebe8a2");
             }
         }
     }
diff --git a/src/org/opencms/xml/containerpage/CmsXmlContainerPage.java b/src/org/opencms/xml/containerpage/CmsXmlContainerPage.java
index d15d95ecf03..7e3502f2d46 100644
--- a/src/org/opencms/xml/containerpage/CmsXmlContainerPage.java
+++ b/src/org/opencms/xml/containerpage/CmsXmlContainerPage.java
@@ -214,7 +214,7 @@ protected CmsXmlContainerPage(CmsObject cms, Locale locale, String modelUri)
                 addLocale(cms, locale);
             } catch (CmsXmlException e) {
                 // this can not happen since the locale does not exist
-                LOG.error(e.getMessage(), e);
+                LOG.error(e.getMessage(), "Unexpected error: mobb-b99828b0380d3628dead5d26e55b7e0b");
             }
         }
     }
diff --git a/src/org/opencms/xml/containerpage/CmsXmlInheritGroupContainerHandler.java b/src/org/opencms/xml/containerpage/CmsXmlInheritGroupContainerHandler.java
index 4e56ffc83a3..cc5cc96c818 100644
--- a/src/org/opencms/xml/containerpage/CmsXmlInheritGroupContainerHandler.java
+++ b/src/org/opencms/xml/containerpage/CmsXmlInheritGroupContainerHandler.java
@@ -86,7 +86,7 @@ public static List<CmsContainerElementBean> loadInheritContainerElements(CmsObje
                 return result.getElements(false);
             }
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-54a53def8d61cb62f80791e7a3a00611", e);
         }
         return Collections.emptyList();
     }
diff --git a/src/org/opencms/xml/content/CmsDefaultXmlContentHandler.java b/src/org/opencms/xml/content/CmsDefaultXmlContentHandler.java
index 46279240e34..faad69daff6 100644
--- a/src/org/opencms/xml/content/CmsDefaultXmlContentHandler.java
+++ b/src/org/opencms/xml/content/CmsDefaultXmlContentHandler.java
@@ -1844,7 +1844,7 @@ public I_CmsWidget getWidget(CmsObject cms, String path) {
                     return (I_CmsWidget)(cls.newInstance());
                 }
             } catch (Exception e) {
-                LOG.warn(e.getLocalizedMessage(), e);
+                LOG.warn("Unexpected error: mobb-138ac1743acfcdf9a558d25280942127", e);
                 return null;
             }
         }
@@ -3906,7 +3906,7 @@ protected void initVisibilities(Element root, CmsXmlContentDefinition contentDef
                 m_visibilityConfigurations.put(elementName, new VisibilityConfiguration(handler, params));
 
             } catch (Exception e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-ef9f22060567f3c08d00adb596ebe266", e);
             }
         }
     }
diff --git a/src/org/opencms/xml/content/CmsXmlContentErrorHandler.java b/src/org/opencms/xml/content/CmsXmlContentErrorHandler.java
index 68e6953b684..f54613d4071 100644
--- a/src/org/opencms/xml/content/CmsXmlContentErrorHandler.java
+++ b/src/org/opencms/xml/content/CmsXmlContentErrorHandler.java
@@ -84,7 +84,7 @@ public void addError(I_CmsXmlContentValue value, String message) {
 
         if (LOG.isDebugEnabled()) {
             LOG.debug(
-                Messages.get().getBundle().key(Messages.LOG_XMLCONTENT_VALIDATION_ERR_2, value.getPath(), message));
+                "Unexpected error: mobb-1143e294bbf58ff5361f34a79106d068");
         }
     }
 
diff --git a/src/org/opencms/xml/templatemapper/CmsTemplateMappingContentRewriter.java b/src/org/opencms/xml/templatemapper/CmsTemplateMappingContentRewriter.java
index a1a3ea78d5b..6ca90f3d9f9 100644
--- a/src/org/opencms/xml/templatemapper/CmsTemplateMappingContentRewriter.java
+++ b/src/org/opencms/xml/templatemapper/CmsTemplateMappingContentRewriter.java
@@ -233,7 +233,7 @@ private List<CmsResource> resourcesForType(String folder, String name) {
             CmsResourceFilter filter = CmsResourceFilter.IGNORE_EXPIRATION.addRequireType(type);
             return cms.readResources(folder, filter);
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-e4e1fe6a28e03eefbc6ac22d61f4a414", e);
             getReport().println(e);
             return Collections.emptyList();
         }
diff --git a/src/org/opencms/xml/xml2json/handler/CmsJsonHandlerResource.java b/src/org/opencms/xml/xml2json/handler/CmsJsonHandlerResource.java
index 99ce52c3320..a7b2aefe539 100644
--- a/src/org/opencms/xml/xml2json/handler/CmsJsonHandlerResource.java
+++ b/src/org/opencms/xml/xml2json/handler/CmsJsonHandlerResource.java
@@ -75,7 +75,7 @@ public CmsJsonResult renderJson(CmsJsonHandlerContext context) {
             CmsJsonDocumentResource jsonDocument = new CmsJsonDocumentResource(jsonRequest, context.getResource());
             return new CmsJsonResult(jsonDocument.getJson(), HttpServletResponse.SC_OK);
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-746e8883d37b5322c202d053fc1df067", e);
             return new CmsJsonResult(
                 JSONObject.quote(e.getLocalizedMessage()),
                 HttpServletResponse.SC_INTERNAL_SERVER_ERROR);