diff --git a/src-modules/org/opencms/workplace/CmsFrameset.java b/src-modules/org/opencms/workplace/CmsFrameset.java
index de0b3c65f61..85db1ab7378 100644
--- a/src-modules/org/opencms/workplace/CmsFrameset.java
+++ b/src-modules/org/opencms/workplace/CmsFrameset.java
@@ -213,7 +213,7 @@ public String getProjectSelect(String htmlAttributes, String htmlWidth) {
         } catch (CmsException e) {
             // should usually never happen
             if (LOG.isErrorEnabled()) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-b8765811c4a01ddd12f38eca13b6e26c", e);
             }
             allProjects = Collections.emptyList();
         }
diff --git a/src-modules/org/opencms/workplace/commons/CmsAvailability.java b/src-modules/org/opencms/workplace/commons/CmsAvailability.java
index 399be285404..fc51463eea3 100644
--- a/src-modules/org/opencms/workplace/commons/CmsAvailability.java
+++ b/src-modules/org/opencms/workplace/commons/CmsAvailability.java
@@ -416,7 +416,7 @@ public String buildInputNotificationInterval() {
                     false).getValue();
             } catch (CmsException e) {
                 if (LOG.isInfoEnabled()) {
-                    LOG.info(e.getLocalizedMessage());
+                    LOG.info("Unexpected error: mobb-bf3d7a7ad9306ae7e70b615feb1c21c4");
                 }
             }
         }
diff --git a/src-modules/org/opencms/workplace/explorer/CmsTree.java b/src-modules/org/opencms/workplace/explorer/CmsTree.java
index 18d701ae6f0..bae55e2426f 100644
--- a/src-modules/org/opencms/workplace/explorer/CmsTree.java
+++ b/src-modules/org/opencms/workplace/explorer/CmsTree.java
@@ -753,7 +753,7 @@ private String getRootNode() {
         } catch (CmsException e) {
             // should usually never happen
             if (LOG.isInfoEnabled()) {
-                LOG.info(e.getLocalizedMessage(), e);
+                LOG.info("Unexpected error: mobb-d4945a231914cf7e4c06b5796f3dcd49", e);
             }
         }
         return "";
diff --git a/src-modules/org/opencms/workplace/tools/accounts/CmsAccountsToolHandler.java b/src-modules/org/opencms/workplace/tools/accounts/CmsAccountsToolHandler.java
index a1f2f59cdb6..2cc77ff2a8f 100644
--- a/src-modules/org/opencms/workplace/tools/accounts/CmsAccountsToolHandler.java
+++ b/src-modules/org/opencms/workplace/tools/accounts/CmsAccountsToolHandler.java
@@ -280,7 +280,7 @@ public boolean isVisible(CmsWorkplace wp) {
         } catch (CmsException e) {
             // ignore
             if (LOG.isErrorEnabled()) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-f569a8629260fab4bd0c2f344ec4a69c", e);
             }
         }
 
@@ -327,7 +327,7 @@ public boolean isVisible(CmsWorkplace wp) {
             } catch (CmsException e) {
                 // ignore
                 if (LOG.isErrorEnabled()) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error("Unexpected error: mobb-39dac554ac9750f62a5037ad09715e17", e);
                 }
             }
         } else if (getLink().equals(getPath(OUROLES_FILE))) {
@@ -343,7 +343,7 @@ public boolean isVisible(CmsWorkplace wp) {
             } catch (CmsException e) {
                 // should never happen
                 if (LOG.isErrorEnabled()) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error("Unexpected error: mobb-53357aca575d7fd4408510ee4bac45b2", e);
                 }
             }
             return visible;
@@ -378,7 +378,7 @@ public boolean isVisible(CmsWorkplace wp) {
             } catch (CmsException e) {
                 // should never happen
                 if (LOG.isErrorEnabled()) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error("Unexpected error: mobb-7cda8c7f508be79641c0dc705e997ee6", e);
                 }
             }
             return false;
diff --git a/src-modules/org/opencms/workplace/tools/content/convertxml/CmsConvertXmlThread.java b/src-modules/org/opencms/workplace/tools/content/convertxml/CmsConvertXmlThread.java
index 60e4383f4f8..b5e7d2833dd 100644
--- a/src-modules/org/opencms/workplace/tools/content/convertxml/CmsConvertXmlThread.java
+++ b/src-modules/org/opencms/workplace/tools/content/convertxml/CmsConvertXmlThread.java
@@ -417,7 +417,7 @@ private void setXmlContentFromFile(
                 Messages.get().container(Messages.RPT_CONVERTXML_WRITE_ERROR_1, reportContent),
                 I_CmsReport.FORMAT_ERROR);
             if (LOG.isErrorEnabled()) {
-                LOG.error(e.toString());
+                LOG.error("Unexpected error: mobb-32d6d7cad61fba94d7a9fe77c03c1584");
             }
         }
     }
diff --git a/src-setup/org/opencms/setup/CmsSetupBean.java b/src-setup/org/opencms/setup/CmsSetupBean.java
index 8f924f22058..8b05ee8db45 100644
--- a/src-setup/org/opencms/setup/CmsSetupBean.java
+++ b/src-setup/org/opencms/setup/CmsSetupBean.java
@@ -2350,7 +2350,7 @@ protected void addComponentsFromPath(String fileName) throws CmsConfigurationExc
             configuration = getComponentsProperties(fileName);
         } catch (FileNotFoundException e) {
             if (LOG.isDebugEnabled()) {
-                LOG.debug(e.getLocalizedMessage(), e);
+                LOG.debug(e.getLocalizedMessage(), "Unexpected error: mobb-b700bfe22eb5f92da38ebb2aca4e4ccd");
             }
             return;
         }
diff --git a/src-setup/org/opencms/setup/db/update6to7/CmsUpdateDBProjectId.java b/src-setup/org/opencms/setup/db/update6to7/CmsUpdateDBProjectId.java
index 5fc6b8e12e6..87ab09e8091 100644
--- a/src-setup/org/opencms/setup/db/update6to7/CmsUpdateDBProjectId.java
+++ b/src-setup/org/opencms/setup/db/update6to7/CmsUpdateDBProjectId.java
@@ -616,7 +616,7 @@ private void fillUUIDSColumn(
      */
     private void generateUUIDs(CmsSetupDb dbCon) throws SQLException {
 
-        System.out.println(new Exception().getStackTrace()[0].toString());
+        System.out.println("Unexpected error: mobb-fdb1627cbf0ef3a3e874ef059df4e662");
         String query = readQuery(QUERY_GET_PROJECT_IDS);
 
         CmsSetupDBWrapper db = null;
diff --git a/src/org/opencms/ade/configuration/CmsADEConfigData.java b/src/org/opencms/ade/configuration/CmsADEConfigData.java
index 1107446c4bf..14ba710f3e9 100644
--- a/src/org/opencms/ade/configuration/CmsADEConfigData.java
+++ b/src/org/opencms/ade/configuration/CmsADEConfigData.java
@@ -1574,7 +1574,7 @@ public boolean hasFormatters(CmsObject cms, I_CmsResourceType resType, Collectio
                 }
             }
         } catch (CmsException e) {
-            LOG.warn(e.getLocalizedMessage(), e);
+            LOG.warn("Unexpected error: mobb-62f7d8b9c226256f02676916c26db949", e);
 
         }
         return false;
diff --git a/src/org/opencms/ade/containerpage/inherited/CmsContainerConfigurationCache.java b/src/org/opencms/ade/containerpage/inherited/CmsContainerConfigurationCache.java
index 3d320ef9644..ba83e7dec3a 100644
--- a/src/org/opencms/ade/containerpage/inherited/CmsContainerConfigurationCache.java
+++ b/src/org/opencms/ade/containerpage/inherited/CmsContainerConfigurationCache.java
@@ -319,7 +319,7 @@ protected Map<CmsUUID, CmsContainerConfigurationGroup> loadFromIds(Collection<Cm
             } catch (CmsVfsResourceNotFoundException e) {
                 LOG.debug(e.getLocalizedMessage(), e);
             } catch (Throwable e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-e6c107c6d58bd77c9d047f333a732844", e);
             }
             // if the group couldn't be read or parsed for some reason, the map value is null
             result.put(id, parsedGroup);
diff --git a/src/org/opencms/ade/sitemap/CmsModelPageHelper.java b/src/org/opencms/ade/sitemap/CmsModelPageHelper.java
index a4bfccfc9b7..89140f9cea4 100644
--- a/src/org/opencms/ade/sitemap/CmsModelPageHelper.java
+++ b/src/org/opencms/ade/sitemap/CmsModelPageHelper.java
@@ -335,7 +335,7 @@ public List<CmsModelPageEntry> getModelGroups() {
                         }
                     }
                 } catch (CmsException e) {
-                    LOG.error(e.getLocalizedMessage(), e);
+                    LOG.error("Unexpected error: mobb-405a2b0be275d83b9afcc5c6f9fee332", e);
                 }
             }
         }
diff --git a/src/org/opencms/db/CmsSecurityManager.java b/src/org/opencms/db/CmsSecurityManager.java
index effba4928c1..1438a53e095 100644
--- a/src/org/opencms/db/CmsSecurityManager.java
+++ b/src/org/opencms/db/CmsSecurityManager.java
@@ -3294,7 +3294,7 @@ public boolean hasRoleForResource(CmsDbContext dbc, CmsUser user, CmsRole role,
                         }
                     } catch (CmsException e) {
                         if (LOG.isErrorEnabled()) {
-                            LOG.error(e.getLocalizedMessage(), e);
+                            LOG.error("Unexpected error: mobb-a3cf537ec3d819ea95407610d994abca", e);
                         }
                         // ignore
                     }
diff --git a/src/org/opencms/db/generic/CmsProjectDriver.java b/src/org/opencms/db/generic/CmsProjectDriver.java
index 16a6b9628a0..0e04fa60ff4 100644
--- a/src/org/opencms/db/generic/CmsProjectDriver.java
+++ b/src/org/opencms/db/generic/CmsProjectDriver.java
@@ -3517,7 +3517,7 @@ protected void publishChangedFile(
             if (LOG.isErrorEnabled()) {
                 LOG.error(
                     Messages.get().getBundle().key(Messages.LOG_PUBLISHING_PROPERTIES_1, newFile.getRootPath()),
-                    e);
+                    "Unexpected error: mobb-c2f65023041a0e30adc39233771a15ec");
             }
             throw e;
         }
diff --git a/src/org/opencms/gwt/CmsDefaultResourceStatusProvider.java b/src/org/opencms/gwt/CmsDefaultResourceStatusProvider.java
index c81384ab6aa..523010fbe12 100644
--- a/src/org/opencms/gwt/CmsDefaultResourceStatusProvider.java
+++ b/src/org/opencms/gwt/CmsDefaultResourceStatusProvider.java
@@ -838,7 +838,7 @@ private Map<String, String> createContextInfos(
                 }
             }
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-8edd8bd468cc11e99542fad82198e196", e);
         }
 
         return additionalAttributes;
diff --git a/src/org/opencms/i18n/tools/CmsContainerPageCopier.java b/src/org/opencms/i18n/tools/CmsContainerPageCopier.java
index 3a4279097b5..c04bbb8001e 100644
--- a/src/org/opencms/i18n/tools/CmsContainerPageCopier.java
+++ b/src/org/opencms/i18n/tools/CmsContainerPageCopier.java
@@ -427,7 +427,7 @@ public void replaceElements(CmsResource containerPage) throws CmsException, NoCu
                     }
                 }
             } catch (CmsException e) {
-                LOG.warn(e.getLocalizedMessage(), e);
+                LOG.warn("Unexpected error: mobb-8adad785f800d5c99d43f50010051393", e);
             } catch (IOException e) {
                 LOG.warn(e.getLocalizedMessage(), e);
             }
diff --git a/src/org/opencms/importexport/CmsExport.java b/src/org/opencms/importexport/CmsExport.java
index 57e96d97f4c..72ff37f9949 100644
--- a/src/org/opencms/importexport/CmsExport.java
+++ b/src/org/opencms/importexport/CmsExport.java
@@ -221,7 +221,7 @@ public void exportData(CmsExportParameters parameters) throws CmsImportExportExc
 
             throw new CmsImportExportException(message, se);
         } catch (IOException ioe) {
-            getReport().println(ioe);
+            getReport().println("Unexpected error: mobb-9d1f5b649f9f67fbab1370e892ee7244");
 
             CmsMessageContainer message = Messages.get().container(
                 Messages.ERR_IMPORTEXPORT_ERROR_EXPORTING_TO_FILE_1,
diff --git a/src/org/opencms/importexport/CmsImportVersion2.java b/src/org/opencms/importexport/CmsImportVersion2.java
index 4cd9bf2285d..ce19a5ab0ff 100644
--- a/src/org/opencms/importexport/CmsImportVersion2.java
+++ b/src/org/opencms/importexport/CmsImportVersion2.java
@@ -1019,7 +1019,7 @@ private void mergePageFile(String resourcename) throws CmsXmlException, CmsImpor
             throw e;
         } catch (CmsException e) {
 
-            m_report.println(e);
+            m_report.println("Unexpected error: mobb-d8b4727a97f8fce728fd84cc0ecd85a2");
 
             CmsMessageContainer message = Messages.get().container(
                 Messages.ERR_IMPORTEXPORT_ERROR_MERGING_PAGE_FILE_1,
diff --git a/src/org/opencms/jsp/CmsJspResourceWrapper.java b/src/org/opencms/jsp/CmsJspResourceWrapper.java
index 87c7a2bc6e5..ef487e896ba 100644
--- a/src/org/opencms/jsp/CmsJspResourceWrapper.java
+++ b/src/org/opencms/jsp/CmsJspResourceWrapper.java
@@ -1019,7 +1019,7 @@ private List<CmsJspResourceWrapper> getRelatedResources(boolean out) {
                 }
             }
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-208391d40385834dff249603d3305d7f", e);
         }
         return result;
     }
diff --git a/src/org/opencms/jsp/CmsJspTagJsonValue.java b/src/org/opencms/jsp/CmsJspTagJsonValue.java
index e597939f485..86995a9f2ba 100644
--- a/src/org/opencms/jsp/CmsJspTagJsonValue.java
+++ b/src/org/opencms/jsp/CmsJspTagJsonValue.java
@@ -98,7 +98,7 @@ public Object getJsonValue() {
                 JSONTokener parser = new JSONTokener(strValue);
                 value = parser.nextValue();
             } catch (Exception e) {
-                LOG.warn(e.getLocalizedMessage(), e);
+                LOG.warn(e.getLocalizedMessage(), "Unexpected error: mobb-f12bf96e8768e0dc3bb682ef35a42f37");
                 String errorMessage = e.getLocalizedMessage();
                 setError(errorMessage);
                 return null;
diff --git a/src/org/opencms/jsp/search/config/parser/CmsJSONSearchConfigurationParser.java b/src/org/opencms/jsp/search/config/parser/CmsJSONSearchConfigurationParser.java
index f81e13fd7a7..5e77ce5e843 100644
--- a/src/org/opencms/jsp/search/config/parser/CmsJSONSearchConfigurationParser.java
+++ b/src/org/opencms/jsp/search/config/parser/CmsJSONSearchConfigurationParser.java
@@ -461,7 +461,7 @@ public I_CmsSearchConfigurationGeoFilter parseGeoFilter() {
         } catch (JSONException e) {
             if (null == m_baseConfig) {
                 if (LOG.isInfoEnabled()) {
-                    LOG.info(Messages.get().getBundle().key(Messages.LOG_NO_GEOFILTER_CONFIG_0), e);
+                    LOG.info(Messages.get().getBundle().key(Messages.LOG_NO_GEOFILTER_CONFIG_0), "Unexpected error: mobb-e8d21262779aa09f3ffd4f80bab3c8da");
                 }
                 return null;
             } else {
diff --git a/src/org/opencms/jsp/search/config/parser/simplesearch/daterestrictions/CmsDateRestrictionParser.java b/src/org/opencms/jsp/search/config/parser/simplesearch/daterestrictions/CmsDateRestrictionParser.java
index 457e9d5e40d..db4f5f375fb 100644
--- a/src/org/opencms/jsp/search/config/parser/simplesearch/daterestrictions/CmsDateRestrictionParser.java
+++ b/src/org/opencms/jsp/search/config/parser/simplesearch/daterestrictions/CmsDateRestrictionParser.java
@@ -207,7 +207,7 @@ private Integer parsePositiveNumber(CmsXmlContentValueLocation loc) {
                 return result;
             }
         } catch (Exception e) {
-            LOG.info(e.getLocalizedMessage(), e);
+            LOG.info(e.getLocalizedMessage(), "Unexpected error: mobb-5f576f2390668dbc71448be23a213ab8");
             return null;
         }
     }
diff --git a/src/org/opencms/jsp/util/CmsJspStandardContextBean.java b/src/org/opencms/jsp/util/CmsJspStandardContextBean.java
index 181822773d1..eac79b44083 100644
--- a/src/org/opencms/jsp/util/CmsJspStandardContextBean.java
+++ b/src/org/opencms/jsp/util/CmsJspStandardContextBean.java
@@ -1454,7 +1454,7 @@ public Map<String, List<CmsJspResourceWrapper>> getElementsInContainer() {
                             element.initResource(m_cms);
                             elements.add(CmsJspResourceWrapper.wrap(m_cms, element.getResource()));
                         } catch (Exception e) {
-                            LOG.error(e.getLocalizedMessage(), e);
+                            LOG.error("Unexpected error: mobb-e98208d1fed3877b151deb9b646b536a", e);
                         }
                     }
                 }
@@ -1488,7 +1488,7 @@ public Map<String, List<CmsJspResourceWrapper>> getElementsInContainers() {
                                 element.initResource(m_cms);
                                 elements.add(CmsJspResourceWrapper.wrap(m_cms, element.getResource()));
                             } catch (Exception e) {
-                                LOG.error(e.getLocalizedMessage(), e);
+                                LOG.error("Unexpected error: mobb-3acbb36b06193d9df28d2992a5b5db8b", e);
                             }
                         }
                     }
@@ -2067,7 +2067,7 @@ public Map<String, Map<String, CmsJspObjectValueWrapper>> getReadAttributeOrProp
                         } catch (CmsVfsResourceNotFoundException e) {
                             LOG.info(e.getLocalizedMessage(), e);
                         } catch (Exception e) {
-                            LOG.error(e.getLocalizedMessage(), e);
+                            LOG.error("Unexpected error: mobb-297351c0e4f02df42e4c9642e0690351", e);
                         }
                     }
                     return CmsJspObjectValueWrapper.createWrapper(cms, result);
diff --git a/src/org/opencms/loader/CmsTransformerTemplateProvider.java b/src/org/opencms/loader/CmsTransformerTemplateProvider.java
index 92a363eb4d2..b1a12a8bafe 100644
--- a/src/org/opencms/loader/CmsTransformerTemplateProvider.java
+++ b/src/org/opencms/loader/CmsTransformerTemplateProvider.java
@@ -271,7 +271,7 @@ public Configuration getConfiguration() {
                 m_configCacheProvider.get().putCachedObject(m_cms, m_configPath, config);
                 return config;
             } catch (Exception e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-84e121c006be262dcb7cb39f51481971", e);
                 return new Configuration();
             }
         }
diff --git a/src/org/opencms/monitor/CmsMemoryMonitor.java b/src/org/opencms/monitor/CmsMemoryMonitor.java
index a5507e25ec5..b3fd91fb890 100644
--- a/src/org/opencms/monitor/CmsMemoryMonitor.java
+++ b/src/org/opencms/monitor/CmsMemoryMonitor.java
@@ -2751,15 +2751,7 @@ protected void monitorWriteLog(boolean warning) {
 
             );
             LOG.info(
-                Messages.get().getBundle().key(
-                    Messages.LOG_MM_WARNING_MEM_STATUS_AVG_6,
-                    new Object[] {
-                        Long.valueOf(m_memoryAverage.getMaxMemory()),
-                        Long.valueOf(m_memoryAverage.getTotalMemory()),
-                        Long.valueOf(m_memoryAverage.getFreeMemory()),
-                        Long.valueOf(m_memoryAverage.getUsedMemory()),
-                        Long.valueOf(m_memoryAverage.getUsage()),
-                        Integer.valueOf(m_memoryAverage.getCount())}));
+                "Unexpected error: mobb-3cc29998a2da6906b0a90a217574d1dc");
 
             CmsSessionManager sm = OpenCms.getSessionManager();
 
diff --git a/src/org/opencms/pdftools/CmsPdfResourceHandler.java b/src/org/opencms/pdftools/CmsPdfResourceHandler.java
index 95d7faad339..4156b4db490 100644
--- a/src/org/opencms/pdftools/CmsPdfResourceHandler.java
+++ b/src/org/opencms/pdftools/CmsPdfResourceHandler.java
@@ -230,7 +230,7 @@ protected void logXhtmlOutput(CmsResource formatter, CmsResource content, byte[]
                     + ":");
             LOG.debug(xhtmlString);
         } catch (Exception e) {
-            LOG.debug(e.getLocalizedMessage(), e);
+            LOG.debug("Unexpected error: mobb-2af78340a44849e31b5502de4f8716b9", e);
         }
     }
 
diff --git a/src/org/opencms/relations/CmsRelationPublishValidator.java b/src/org/opencms/relations/CmsRelationPublishValidator.java
index 7e8277a40a5..d595fb9e031 100644
--- a/src/org/opencms/relations/CmsRelationPublishValidator.java
+++ b/src/org/opencms/relations/CmsRelationPublishValidator.java
@@ -70,7 +70,7 @@ public CmsRelationPublishValidator(CmsObject cms, CmsPublishList publishList) {
             m_cms = OpenCms.initCmsObject(cms);
         } catch (CmsException e) {
             // should never happen
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-892c527646c8b6b2409823a915662809", e);
             m_cms = cms;
         }
         try {
diff --git a/src/org/opencms/scheduler/jobs/CmsPublishScheduledJob.java b/src/org/opencms/scheduler/jobs/CmsPublishScheduledJob.java
index 68635762e28..cfa7ffa3cdc 100644
--- a/src/org/opencms/scheduler/jobs/CmsPublishScheduledJob.java
+++ b/src/org/opencms/scheduler/jobs/CmsPublishScheduledJob.java
@@ -140,7 +140,7 @@ public synchronized String launch(CmsObject cms, Map<String, String> parameters)
                             cms.unlockResource(resource);
                         }
                     } catch (Exception e) {
-                        LOG.debug(e.getLocalizedMessage(), e);
+                        LOG.debug("Unexpected error: mobb-cda4c7f8afba7addbf6d94b0d9ef2630", e);
                     }
                 }
             }
diff --git a/src/org/opencms/search/documents/CmsDocumentDependency.java b/src/org/opencms/search/documents/CmsDocumentDependency.java
index 9db4be2c0cd..a667eb2afe0 100644
--- a/src/org/opencms/search/documents/CmsDocumentDependency.java
+++ b/src/org/opencms/search/documents/CmsDocumentDependency.java
@@ -538,7 +538,7 @@ public void fromJSON(JSONObject json, String rootPath) {
                         }
                         addAttachment(att);
                     } catch (Exception e) {
-                        LOG.error(e.getLocalizedMessage(), e);
+                        LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-fcbfaa3a649e492e4c9daefa32cb1198");
                     }
                 }
             }
diff --git a/src/org/opencms/security/CmsPersistentLoginAuthorizationHandler.java b/src/org/opencms/security/CmsPersistentLoginAuthorizationHandler.java
index 9ddcedd30e4..f9c5b10c52b 100644
--- a/src/org/opencms/security/CmsPersistentLoginAuthorizationHandler.java
+++ b/src/org/opencms/security/CmsPersistentLoginAuthorizationHandler.java
@@ -99,7 +99,7 @@ public CmsObject initCmsObjectFromToken(HttpServletRequest request, I_Privileged
                         + "' using a login token.");
             }
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-dad07fa23d1ebe35c903062d6bfbdd9c", e);
         }
         return cms;
     }
diff --git a/src/org/opencms/site/xmlsitemap/CmsXmlSitemapActionElement.java b/src/org/opencms/site/xmlsitemap/CmsXmlSitemapActionElement.java
index 6713d55664a..087ec75af9e 100644
--- a/src/org/opencms/site/xmlsitemap/CmsXmlSitemapActionElement.java
+++ b/src/org/opencms/site/xmlsitemap/CmsXmlSitemapActionElement.java
@@ -216,7 +216,7 @@ private void showRobotsTxt() throws Exception {
                     buffer.append("\n");
                 }
             } catch (CmsException e) {
-                LOG.error("Error while generating robots.txt : " + e.getLocalizedMessage(), e);
+                LOG.error("Error while generating robots.txt : " + "Unexpected error: mobb-1d8b4289a7fabccd20d78b2adfd011e2", e);
             }
         }
         buffer.append("\n");
diff --git a/src/org/opencms/site/xmlsitemap/CmsXmlSitemapGenerator.java b/src/org/opencms/site/xmlsitemap/CmsXmlSitemapGenerator.java
index fb4f6b873f2..97290bf35c2 100644
--- a/src/org/opencms/site/xmlsitemap/CmsXmlSitemapGenerator.java
+++ b/src/org/opencms/site/xmlsitemap/CmsXmlSitemapGenerator.java
@@ -475,9 +475,9 @@ protected long computeContainerPageModificationDate(CmsResource containerPage) t
             } catch (CmsException e) {
                 LOG.warn(
                     "Could not get relation target for relation "
-                        + relation.toString()
+                        + "<REDACTED>"
                         + " | "
-                        + e.getLocalizedMessage(),
+                        + "Unexpected error: mobb-2dc969226d4b52bacf8538c3a64ce3bb",
                     e);
             }
         }
diff --git a/src/org/opencms/staticexport/CmsDefaultLinkSubstitutionHandler.java b/src/org/opencms/staticexport/CmsDefaultLinkSubstitutionHandler.java
index 4304c66e49f..c3599fdfc89 100644
--- a/src/org/opencms/staticexport/CmsDefaultLinkSubstitutionHandler.java
+++ b/src/org/opencms/staticexport/CmsDefaultLinkSubstitutionHandler.java
@@ -800,7 +800,7 @@ private String getDetailRootPath(CmsObject cms, String result) {
             }
             return detailResource.getRootPath() + getSuffix(uri);
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-c70a3c7535dc64b9c8e34f64960457c2", e);
             return null;
         }
     }
diff --git a/src/org/opencms/ugc/CmsUgcSession.java b/src/org/opencms/ugc/CmsUgcSession.java
index 00aaa750744..b4cd0ee020a 100644
--- a/src/org/opencms/ugc/CmsUgcSession.java
+++ b/src/org/opencms/ugc/CmsUgcSession.java
@@ -535,7 +535,7 @@ public CmsXmlContentErrorHandler validateContent(Map<String, String> contentValu
             CmsXmlContent content = addContentValues(file, contentValues);
             return content.validate(m_cms);
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-c25dff32404da2df693eb4202ddeeb4e", e);
             throw new CmsUgcException(e, CmsUgcConstants.ErrorCode.errMisc, e.getLocalizedMessage());
         }
     }
diff --git a/src/org/opencms/ui/CmsUserIconHelper.java b/src/org/opencms/ui/CmsUserIconHelper.java
index 60f328ba6d3..6a67821229e 100644
--- a/src/org/opencms/ui/CmsUserIconHelper.java
+++ b/src/org/opencms/ui/CmsUserIconHelper.java
@@ -400,7 +400,7 @@ private String getIconPath(CmsObject cms, CmsUser user, IconSize size) {
             try {
                 m_cache.saveCacheFile(rfsName, getImageBytes(icon));
             } catch (Exception e) {
-                LOG.error(e.getLocalizedMessage(), e);
+                LOG.error("Unexpected error: mobb-40624aa3c068658feb65aade5c7bc5d3", e);
             }
         }
         return path;
diff --git a/src/org/opencms/ui/CmsVaadinUtils.java b/src/org/opencms/ui/CmsVaadinUtils.java
index 75ee0093759..a5fccd4f3e4 100644
--- a/src/org/opencms/ui/CmsVaadinUtils.java
+++ b/src/org/opencms/ui/CmsVaadinUtils.java
@@ -458,7 +458,7 @@ public static List<CmsProject> getAvailableProjects(CmsObject cms) {
             }
         } catch (CmsException e) {
             // should usually never happen
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-002b6e8179c11b7297d40842bb513be9");
             allProjects = Collections.emptyList();
         }
         return allProjects;
diff --git a/src/org/opencms/ui/apps/logfile/CmsLogFileApp.java b/src/org/opencms/ui/apps/logfile/CmsLogFileApp.java
index b39dd33379a..80f73024358 100644
--- a/src/org/opencms/ui/apps/logfile/CmsLogFileApp.java
+++ b/src/org/opencms/ui/apps/logfile/CmsLogFileApp.java
@@ -174,7 +174,7 @@ public static boolean isFileAppender(Appender appender) {
             result = getFileNameMethod != null;
 
         } catch (Exception e) {
-            LOG.debug(e.getLocalizedMessage(), e);
+            LOG.debug("Unexpected error: mobb-0d31dc61ea0d3a591a90e2556dbd0336", e);
         }
         return result;
     }
diff --git a/src/org/opencms/ui/components/CmsExtendedSiteSelector.java b/src/org/opencms/ui/components/CmsExtendedSiteSelector.java
index 61787f710c1..7749e5efab9 100644
--- a/src/org/opencms/ui/components/CmsExtendedSiteSelector.java
+++ b/src/org/opencms/ui/components/CmsExtendedSiteSelector.java
@@ -252,7 +252,7 @@ public static List<CmsExtendedSiteSelector.SiteSelectorOption> getExplorerSiteSe
                                 } catch (CmsPermissionViolationException | CmsVfsResourceNotFoundException e) {
                                     LOG.info(e.getLocalizedMessage(), e);
                                 } catch (CmsException e) {
-                                    LOG.warn(e.getLocalizedMessage(), e);
+                                    LOG.warn("Unexpected error: mobb-9bf809358606ea52e2b15b20f6f7ba9f", e);
                                 }
                             }
                         }
diff --git a/src/org/opencms/ui/components/CmsResourceInfo.java b/src/org/opencms/ui/components/CmsResourceInfo.java
index f12201ccc29..ac3020dfd9f 100644
--- a/src/org/opencms/ui/components/CmsResourceInfo.java
+++ b/src/org/opencms/ui/components/CmsResourceInfo.java
@@ -192,7 +192,7 @@ public static CmsResourceInfo createSitemapResourceInfo(CmsResource resource, Cm
                 title = titleProp.getValue();
             }
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-ee990b7b5e09ddfe74933026331d68b2", e);
         }
         info.getTopLine().setValue(title);
         if (baseSite != null) {
diff --git a/src/org/opencms/ui/favorites/CmsFavInfo.java b/src/org/opencms/ui/favorites/CmsFavInfo.java
index 59f18a44951..94367629d6b 100644
--- a/src/org/opencms/ui/favorites/CmsFavInfo.java
+++ b/src/org/opencms/ui/favorites/CmsFavInfo.java
@@ -101,7 +101,7 @@ public CmsFavInfo(CmsFavoriteEntry entry) {
             addComponent(m_siteLabel, "siteLabel");
 
         } catch (Exception e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-f7477d5783c19ca2fda8cfdad9debc9d");
         }
         m_entry = entry;
         addStyleName("o-pointer");
diff --git a/src/org/opencms/ui/favorites/CmsFavoriteDialog.java b/src/org/opencms/ui/favorites/CmsFavoriteDialog.java
index caa3bbff022..8a418e79820 100644
--- a/src/org/opencms/ui/favorites/CmsFavoriteDialog.java
+++ b/src/org/opencms/ui/favorites/CmsFavoriteDialog.java
@@ -352,7 +352,7 @@ protected void initEntries(List<CmsFavoriteEntry> entries) {
                 favInfo = createFavInfo(favEntry);
                 m_group.addRow(favInfo);
             } catch (CmsException e) {
-                LOG.warn(e.getLocalizedMessage(), e);
+                LOG.warn("Unexpected error: mobb-53c5e840551a07325d2ca90745608ad6", e);
             }
 
         }
diff --git a/src/org/opencms/ui/sitemap/CmsSitemapTreeDataProvider.java b/src/org/opencms/ui/sitemap/CmsSitemapTreeDataProvider.java
index c2f7f2e4064..7e817003198 100644
--- a/src/org/opencms/ui/sitemap/CmsSitemapTreeDataProvider.java
+++ b/src/org/opencms/ui/sitemap/CmsSitemapTreeDataProvider.java
@@ -165,7 +165,7 @@ public List<CmsSitemapTreeNodeData> getChildren(CmsSitemapTreeNodeData nodeData)
                 }
             }
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error(e.getLocalizedMessage(), "Unexpected error: mobb-891534bf4cd1619dd687aabcf0406b24");
         } catch (CmsRpcException e) {
             LOG.error(e.getLocalizedMessage(), e);
 
diff --git a/src/org/opencms/workflow/CmsExtendedWorkflowManager.java b/src/org/opencms/workflow/CmsExtendedWorkflowManager.java
index 03c3fcc7e5a..e00ebcbabff 100644
--- a/src/org/opencms/workflow/CmsExtendedWorkflowManager.java
+++ b/src/org/opencms/workflow/CmsExtendedWorkflowManager.java
@@ -698,7 +698,7 @@ protected void sendNotification(
                 linkHref);
             notification.send();
         } catch (Throwable e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-13e83406cdc9e1b9d7cf4c062edd9b02", e);
         }
     }
 }
diff --git a/src/org/opencms/workplace/editors/CmsEditor.java b/src/org/opencms/workplace/editors/CmsEditor.java
index 3e6457471c5..584cb9b38a1 100644
--- a/src/org/opencms/workplace/editors/CmsEditor.java
+++ b/src/org/opencms/workplace/editors/CmsEditor.java
@@ -908,7 +908,7 @@ protected void deleteTempFile() {
         } catch (CmsException e) {
             // should usually never happen
             if (LOG.isInfoEnabled()) {
-                LOG.info(e.getLocalizedMessage(), e);
+                LOG.info("Unexpected error: mobb-a742f82f9ad6db33efae859fb1505ac0", e);
             }
         } finally {
             try {
diff --git a/src/org/opencms/workplace/editors/CmsSimpleEditor.java b/src/org/opencms/workplace/editors/CmsSimpleEditor.java
index 00b1cb41653..5e201e2848d 100644
--- a/src/org/opencms/workplace/editors/CmsSimpleEditor.java
+++ b/src/org/opencms/workplace/editors/CmsSimpleEditor.java
@@ -91,7 +91,7 @@ public void actionClear(boolean forceUnlock) {
             } catch (CmsException e) {
                 // should usually never happen
                 if (LOG.isInfoEnabled()) {
-                    LOG.info(e.getLocalizedMessage(), e);
+                    LOG.info("Unexpected error: mobb-8422380cb5b3f1dc843e22f80e498013", e);
                 }
             }
         }
diff --git a/src/org/opencms/xml/CmsXmlUtils.java b/src/org/opencms/xml/CmsXmlUtils.java
index 5b2ade3a700..406db27308c 100644
--- a/src/org/opencms/xml/CmsXmlUtils.java
+++ b/src/org/opencms/xml/CmsXmlUtils.java
@@ -982,7 +982,7 @@ public static void validateXmlStructure(InputStream xmlStream, EntityResolver re
         } catch (IOException e) {
             // should not happen since we read form a byte array
             if (LOG.isErrorEnabled()) {
-                LOG.error(Messages.get().getBundle().key(Messages.LOG_READ_XML_FROM_BYTE_ARR_FAILED_0), e);
+                LOG.error(Messages.get().getBundle().key(Messages.LOG_READ_XML_FROM_BYTE_ARR_FAILED_0), "Unexpected error: mobb-544f66cbdba57db42cc923d492bd872a");
             }
             return;
         } catch (SAXException e) {
diff --git a/src/org/opencms/xml/types/CmsXmlVarLinkValue.java b/src/org/opencms/xml/types/CmsXmlVarLinkValue.java
index 2e1d60d8511..05bb8d2755c 100644
--- a/src/org/opencms/xml/types/CmsXmlVarLinkValue.java
+++ b/src/org/opencms/xml/types/CmsXmlVarLinkValue.java
@@ -343,7 +343,7 @@ public Object toJson(CmsObject cms) {
         } catch (JSONException e) {
             return null;
         } catch (CmsException e) {
-            LOG.error(e.getLocalizedMessage(), e);
+            LOG.error("Unexpected error: mobb-ed344bec3dedae8bb5b7cc2c49639c1f", e);
             return null;
         }