Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Atlassian JIRA by Peter Meier, 1 year ago
Upgrade task failed: class com.atlassian.confluence.upgrade.upgradetask.PurgeThumbnailsUpgradeTask
via Atlassian JIRA by Peter Meier, 2 years ago
Upgrade task failed: class com.atlassian.confluence.upgrade.upgradetask.PurgeThumbnailsUpgradeTask
com.atlassian.confluence.upgrade.UpgradeException: Upgrade task failed: class com.atlassian.confluence.upgrade.upgradetask.PurgeThumbnailsUpgradeTask at com.atlassian.confluence.upgrade.AbstractUpgradeManager.doUpgrade(AbstractUpgradeManager.java:213) at com.atlassian.confluence.upgrade.AbstractUpgradeManager.upgrade(AbstractUpgradeManager.java:92) at com.atlassian.confluence.upgrade.impl.DefaultUpgradeManager.upgrade(DefaultUpgradeManager.java:139) at com.atlassian.confluence.upgrade.UpgradeLauncherServletContextListener.contextInitialized(UpgradeLauncherServletContextListener.java:28) at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4205) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4704) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053) at org.apache.catalina.core.StandardHost.start(StandardHost.java:840) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053) at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463) at org.apache.catalina.core.StandardService.start(StandardService.java:525) at org.apache.catalina.core.StandardServer.start(StandardServer.java:754) at org.apache.catalina.startup.Catalina.start(Catalina.java:595) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289) at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)