Does anybody recognize this exception? It seems to occur mostly on
transactions with updates and deletes. It hasn't occured on any persist
operations.

If I turn off the DataCache the problem goes away.


16-Jul-2008 12:09:07 PM org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Servlet.service() for servlet Faces Servlet threw exception
java.lang.NullPointerException
org.apache.openjpa.datacache.DataCachePCDataImpl.clearInverseRelationCache (DataCachePCDataImpl.java:167)
org.apache.openjpa.datacache.DataCachePCDataImpl.storeField (DataCachePCDataImpl.java:149)
org.apache.openjpa.kernel.PCDataImpl.store (PCDataImpl.java:242)
org.apache.openjpa.datacache.DataCachePCDataImpl.store (DataCachePCDataImpl.java:120)
org.apache.openjpa.datacache.DataCacheStoreManager.updateCaches (DataCacheStoreManager.java:189)
org.apache.openjpa.datacache.DataCacheStoreManager.commit (DataCacheStoreManager.java:90)
org.apache.openjpa.kernel.DelegatingStoreManager.commit (DelegatingStoreManager.java:94)
org.apache.openjpa.kernel.BrokerImpl.endStoreManagerTransaction (BrokerImpl.java:1305)
org.apache.openjpa.kernel.BrokerImpl.endTransaction (BrokerImpl.java:2174)
org.apache.openjpa.kernel.BrokerImpl.afterCompletion (BrokerImpl.java:1843)
org.apache.openjpa.kernel.LocalManagedRuntime.commit (LocalManagedRuntime.java:94)
org.apache.openjpa.kernel.BrokerImpl.commit (BrokerImpl.java:1347)
org.apache.openjpa.kernel.DelegatingBroker.commit (DelegatingBroker.java:877)
org.apache.openjpa.persistence.EntityManagerImpl.commit (EntityManagerImpl.java:512)
au.com.ninthavenue.cms.actions.MoveWithArrow.processAction(MoveWithArrow.java:74)