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"Stopping Background Monitoring Of Subjects" Error Seen Frequently in Log Filles (Doc ID 733720.1)

Last updated on FEBRUARY 20, 2019

Applies to:

Oracle WebCenter Content - Version 10.1.3.3.1 and later
Information in this document applies to any platform.

Symptoms

The following error is occurring very frequently within the Content Server log files.

Stopping background monitoring of subjects. Runtime error: java.lang.NullPointerException
at intradoc.server.UserServiceHandler.updateCache(UserServiceHandler.java:126)
at intradoc.server.subject.UsersSubjectCallback.refresh(UsersSubjectCallback.java:57)
at intradoc.server.SubjectManager.callSubjectCallbacks(SubjectManager.java:485)
at intradoc.server.SubjectManager.refreshSubject(SubjectManager.java:457)
at intradoc.server.SubjectManager.refreshChanged(SubjectManager.java:441)
at intradoc.server.SubjectManager.monitor(SubjectManager.java:140)
at intradoc.server.SubjectManager$1.run(SubjectManager.java:96)
at java.lang.Thread.run(Thread.java:595) Exception type is 'java.lang.NullPointerException'. [ Details ] 
An error has occurred. The stack trace below shows more information.

!csSubjectMonitorStop!syServiceRuntime,java.lang.NullPointerException
at intradoc.server.UserServiceHandler.updateCache(UserServiceHandler.java:126)
at intradoc.server.subject.UsersSubjectCallback.refresh(UsersSubjectCallback.java:57)
at intradoc.server.SubjectManager.callSubjectCallbacks(SubjectManager.java:485)
at intradoc.server.SubjectManager.refreshSubject(SubjectManager.java:457)
at intradoc.server.SubjectManager.refreshChanged(SubjectManager.java:441)
at intradoc.server.SubjectManager.monitor(SubjectManager.java:140)
at intradoc.server.SubjectManager$1.run(SubjectManager.java:96)
at java.lang.Thread.run(Thread.java:595)
!syExceptionType,java.lang.NullPointerException intradoc.common.ServiceException: !syServiceRuntime,java.lang.NullPointerException
at intradoc.server.UserServiceHandler.updateCache(UserServiceHandler.java:126)
at intradoc.server.subject.UsersSubjectCallback.refresh(UsersSubjectCallback.java:57)
at intradoc.server.SubjectManager.callSubjectCallbacks(SubjectManager.java:485)
at intradoc.server.SubjectManager.refreshSubject(SubjectManager.java:457)
at intradoc.server.SubjectManager.refreshChanged(SubjectManager.java:441)
at intradoc.server.SubjectManager.monitor(SubjectManager.java:140)
at intradoc.server.SubjectManager$1.run(SubjectManager.java:96)
at java.lang.Thread.run(Thread.java:595)

at intradoc.server.SubjectManager$1.run(SubjectManager.java:101)
at java.lang.Thread.run(Thread.java:595)
Caused by: java.lang.NullPointerException
at intradoc.server.UserServiceHandler.updateCache(UserServiceHandler.java:126)
at intradoc.server.subject.UsersSubjectCallback.refresh(UsersSubjectCallback.java:57)
at intradoc.server.SubjectManager.callSubjectCallbacks(SubjectManager.java:485)
at intradoc.server.SubjectManager.refreshSubject(SubjectManager.java:457)
at intradoc.server.SubjectManager.refreshChanged(SubjectManager.java:441)
at intradoc.server.SubjectManager.monitor(SubjectManager.java:140)
at intradoc.server.SubjectManager$1.run(SubjectManager.java:96)
... 1 more

Cause

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In this Document
Symptoms
Cause
Solution
References

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