[jboss-user] [JBossCache] - NullPointerException when call the get(..) method, Who c

[liuhang781102]

I have two tree caches in the cluster.

Fllowing is the exception stacktrace .  The last row has no more stacks, so it is versy strange.  Who can help me ?


 java.lang.RuntimeException: java.lang.NullPointerException
	at org.jboss.cache.TreeCache.invokeMethod(TreeCache.java:5523)
	at org.jboss.cache.TreeCache.get(TreeCache.java:3468)
	at org.jboss.cache.TreeCache.get(TreeCache.java:3449)
	at com.primeton.eos.wf.service.instpool.treecache.optimize.WFInstancePoolOptimize.findProcessInstanceByID(WFInstancePoolOptimize.java:293)
	at com.primeton.eos.wf.service.instpool.treecache.optimize.WFInstancePoolOptimize.findProcessInstanceByID(WFInstancePoolOptimize.java:421)
	at com.primeton.eos.wf.service.api.systemlog.InstPoolSync.syncInner(InstPoolSync.java:100)
	at com.primeton.eos.wf.service.api.systemlog.InstPoolSync.sync(InstPoolSync.java:96)
	at com.primeton.eos.wf.service.api.systemlog.InstPoolSync.syncByWorkItemID(InstPoolSync.java:85)
	at com.primeton.eos.wf.engine.worklist.WorklistQueryManagerImpl.queryWorkItemByID(WorklistQueryManagerImpl.java:1079)
	at com.primeton.eos.wf.engxml.EngineXMLAdaptor.queryWorkItemByID(EngineXMLAdaptor.java:1662)
	at com.primeton.eos.wf.bizlet.WorklistQueryManager.BL_queryWorkItemByID(Unknown Source)
	... 32 more
Caused by: java.lang.NullPointerException

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