[JIRA] Commented: (HUDSON-4747) Timer Task: NoClassDefFoundError: at hudson.model.Hudson.getComputer

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[JIRA] Commented: (HUDSON-4747) Timer Task: NoClassDefFoundError: at hudson.model.Hudson.getComputer

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    [ http://issues.hudson-ci.org/browse/HUDSON-4747?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=140394#action_140394 ]

mchui commented on HUDSON-4747:
-------------------------------

Hmm, can't check this right now, but I remember I found the error messages with Java5 and also Java6. So I noticed that they had appeared after enabling Hudson security: that was the key for me. I "solved" the problem by disabling security functionality and restarting Hudson...

> Timer Task: NoClassDefFoundError: at hudson.model.Hudson.getComputer
> --------------------------------------------------------------------
>
>                 Key: HUDSON-4747
>                 URL: http://issues.hudson-ci.org/browse/HUDSON-4747
>             Project: Hudson
>          Issue Type: Bug
>          Components: core
>    Affects Versions: current
>         Environment: Platform: All, OS: All
>            Reporter: nhb
>
> These methods are repeated every couple of seconds in the log.
> Oct 30, 2009 11:42:32 PM hudson.triggers.SafeTimerTask run
> SEVERE: Timer task hudson.slaves.NodeProvisioner$NodeProvisionerInvoker@66db4e
> failed
> java.lang.NoClassDefFoundError
>         at hudson.model.Hudson.getComputer(Hudson.java:1271)
>         at
> hudson.model.OverallLoadStatistics.computeIdleExecutors(OverallLoadStatistics.java:56)
>         at hudson.slaves.NodeProvisioner.update(NodeProvisioner.java:159)
>         at hudson.slaves.NodeProvisioner.access$000(NodeProvisioner.java:53)
>         at
> hudson.slaves.NodeProvisioner$NodeProvisionerInvoker.doRun(NodeProvisioner.java:215)
>         at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:54)
>         at java.util.TimerThread.mainLoop(Timer.java:512)
>         at java.util.TimerThread.run(Timer.java:462)
> Oct 30, 2009 11:42:35 PM hudson.triggers.SafeTimerTask run
> SEVERE: Timer task hudson.model.LoadStatistics$LoadStatisticsUpdater@ca86fd failed
> java.lang.NoClassDefFoundError
>         at hudson.model.Hudson.getComputer(Hudson.java:1271)
>         at
> hudson.model.LoadStatistics$LoadStatisticsUpdater.doRun(LoadStatistics.java:214)
>         at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:54)
>         at java.util.TimerThread.mainLoop(Timer.java:512)
>         at java.util.TimerThread.run(Timer.java:462)
> Oct 30, 2009 11:42:42 PM hudson.triggers.SafeTimerTask run
> SEVERE: Timer task hudson.slaves.NodeProvisioner$NodeProvisionerInvoker@66db4e
> failed
> java.lang.NoClassDefFoundError
>         at hudson.model.Hudson.getComputer(Hudson.java:1271)
>         at
> hudson.model.OverallLoadStatistics.computeIdleExecutors(OverallLoadStatistics.java:56)
>         at hudson.slaves.NodeProvisioner.update(NodeProvisioner.java:159)
>         at hudson.slaves.NodeProvisioner.access$000(NodeProvisioner.java:53)
>         at
> hudson.slaves.NodeProvisioner$NodeProvisionerInvoker.doRun(NodeProvisioner.java:215)
>         at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:54)
>         at java.util.TimerThread.mainLoop(Timer.java:512)
>         at java.util.TimerThread.run(Timer.java:462)
> Oct 30, 2009 11:42:45 PM hudson.triggers.SafeTimerTask run
> SEVERE: Timer task hudson.model.LoadStatistics$LoadStatisticsUpdater@ca86fd failed
> java.lang.NoClassDefFoundError
>         at hudson.model.Hudson.getComputer(Hudson.java:1271)
>         at
> hudson.model.LoadStatistics$LoadStatisticsUpdater.doRun(LoadStatistics.java:214)
>         at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:54)
>         at java.util.TimerThread.mainLoop(Timer.java:512)
>         at java.util.TimerThread.run(Timer.java:462)
> Oct 30, 2009 11:42:52 PM hudson.triggers.SafeTimerTask run
> SEVERE: Timer task hudson.slaves.NodeProvisioner$NodeProvisionerInvoker@66db4e
> failed
> java.lang.NoClassDefFoundError
>         at hudson.model.Hudson.getComputer(Hudson.java:1271)
>         at
> hudson.model.OverallLoadStatistics.computeIdleExecutors(OverallLoadStatistics.java:56)
>         at hudson.slaves.NodeProvisioner.update(NodeProvisioner.java:159)
>         at hudson.slaves.NodeProvisioner.access$000(NodeProvisioner.java:53)
>         at
> hudson.slaves.NodeProvisioner$NodeProvisionerInvoker.doRun(NodeProvisioner.java:215)
>         at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:54)
>         at java.util.TimerThread.mainLoop(Timer.java:512)
>         at java.util.TimerThread.run(Timer.java:462)
> Oct 30, 2009 11:42:55 PM hudson.triggers.SafeTimerTask run
> SEVERE: Timer task hudson.model.LoadStatistics$LoadStatisticsUpdater@ca86fd failed
> java.lang.NoClassDefFoundError
>         at hudson.model.Hudson.getComputer(Hudson.java:1271)
>         at
> hudson.model.LoadStatistics$LoadStatisticsUpdater.doRun(LoadStatistics.java:214)
>         at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:54)
>         at java.util.TimerThread.mainLoop(Timer.java:512)
>         at java.util.TimerThread.run(Timer.java:462)

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