diff --git a/src/org/opencms/jsp/util/CmsJspContainerPageWrapper.java b/src/org/opencms/jsp/util/CmsJspContainerPageWrapper.java
index 4f7ac13f06d..da5c7628e68 100644
--- a/src/org/opencms/jsp/util/CmsJspContainerPageWrapper.java
+++ b/src/org/opencms/jsp/util/CmsJspContainerPageWrapper.java
@@ -130,7 +130,7 @@ private String render(CmsJspStandardContextBean context, CmsContainerBean contai
             try {
                 containerWidth = Integer.parseInt(container.getWidth());
             } catch (Exception e) {
-                LOG.debug(e.getLocalizedMessage(), e);
+                LOG.debug(e.getLocalizedMessage(), "Unexpected error: mobb-489e1ce55c1219a7e95a4fb9acc97099");
             }
             CmsADEConfigData adeConfig = context.getSitemapConfigInternal();
             StringBuilder buffer = new StringBuilder();
diff --git a/src/org/opencms/report/CmsPrintStreamReport.java b/src/org/opencms/report/CmsPrintStreamReport.java
index 5c298795355..4df4c4e6796 100644
--- a/src/org/opencms/report/CmsPrintStreamReport.java
+++ b/src/org/opencms/report/CmsPrintStreamReport.java
@@ -162,7 +162,7 @@ public synchronized void println() {
     public synchronized void println(Throwable t) {
 
         if (m_writeHtml) {
-            super.println(t);
+            super.println("Unexpected error: mobb-d4c94a55151ce422e0bf9185555b233b");
             m_printStream.print(super.getReportUpdate());
             setLastEntryTime(System.currentTimeMillis());
             return;
diff --git a/src/org/opencms/xml/content/CmsDefaultXmlContentHandler.java b/src/org/opencms/xml/content/CmsDefaultXmlContentHandler.java
index 46279240e34..7954b1633b7 100644
--- a/src/org/opencms/xml/content/CmsDefaultXmlContentHandler.java
+++ b/src/org/opencms/xml/content/CmsDefaultXmlContentHandler.java
@@ -1163,7 +1163,7 @@ public I_CmsComplexWidget getComplexWidget(CmsObject cms, String path) {
                     return (I_CmsComplexWidget)(cls.newInstance());
                 }
             } catch (Exception e) {
-                LOG.warn(e.getLocalizedMessage(), e);
+                LOG.warn("Unexpected error: mobb-60a37e61df20ca63c3a365cda8e3e983", e);
                 return null;
             }
         }