Hello!
I have the following entry in catalina.out:
org.apache.catalina.core.StandardContext backgroundProcess
WARNING: Unable to perform background process on manager
java.util.NoSuchElementException
at java.util.HashMap$HashIterator.nextEntry(HashMap.java:790)
at java.util.HashMap$KeyIterator.next(HashMap.java:823)
at java.util.AbstractCollection.toArray(AbstractCollection.java:176)
at
org.apache.catalina.session.StandardSession.keys(StandardSession.java:1523)
at
org.apache.catalina.session.StandardSession.expire(StandardSession.java:706)
at
org.apache.catalina.session.StandardSession.isValid(StandardSession.java:566)
at
org.apache.catalina.session.StandardManager.processExpires(StandardManager.java:782)
at
org.apache.catalina.session.StandardManager.backgroundProcess(StandardManager.java:795)
at
org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:4618)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1619)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1628)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1628)
at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1608)
at java.lang.Thread.run(Thread.java:595)
There is no any entries in access log, that can correspond to this event.
Could somebody please tell me what does it mean?
Thank you in advance,
Igor
