2013-6-14 9:42:32 org.apache.catalina.core.ContainerBase backgroundProcess
警告: Exception processing manager org.apache.catalina.session.StandardManager@1402d5a background process
java.lang.NullPointerException
at com.tiancom.pas.common.framework.context.SessionContainer.valueUnbound(SessionContainer.java:41)
at org.apache.catalina.session.StandardSession.removeAttributeInternal(StandardSession.java:1654)
at org.apache.catalina.session.StandardSession.expire(StandardSession.java:756)
at org.apache.catalina.session.StandardSession.isValid(StandardSession.java:592)
at org.apache.catalina.session.ManagerBase.processExpires(ManagerBase.java:680)
at org.apache.catalina.session.ManagerBase.backgroundProcess(ManagerBase.java:665)
at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1316)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1601)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1610)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1610)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1590)
at java.lang.Thread.run(Thread.java:619)
错误信息如上,个人猜测有可能与session登录超时有关,求指导。