java.lang.NullPointerException
   at org.netbeans.modules.j2ee.ejbcore._RetoucheUtil.resolveFileObjectForClass(_RetoucheUtil.java:309)
   at org.netbeans.modules.j2ee.ejbcore.action.CmFieldGenerator.addFieldToClass(CmFieldGenerator.java:140)
   at org.netbeans.modules.j2ee.ejbcore.action.CmFieldGenerator.addCmpField(CmFieldGenerator.java:105)
   at org.netbeans.modules.j2ee.ejbcore.ejb.wizard.cmp.CmpFromDbGenerator.addCmpFields(CmpFromDbGenerator.java:347)
   at org.netbeans.modules.j2ee.ejbcore.ejb.wizard.cmp.CmpFromDbGenerator.generateBeans(CmpFromDbGenerator.java:170)
   at org.netbeans.modules.j2ee.ejbcore.ejb.wizard.cmp.CmpGenerator.generateBeans(CmpGenerator.java:97)
   at org.netbeans.modules.j2ee.persistence.wizard.fromdb.RelatedCMPWizard.createBeans(RelatedCMPWizard.java:381)
   at org.netbeans.modules.j2ee.persistence.wizard.fromdb.RelatedCMPWizard.access$000(RelatedCMPWizard.java:85)
   at org.netbeans.modules.j2ee.persistence.wizard.fromdb.RelatedCMPWizard$1.run(RelatedCMPWizard.java:290)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1411)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1991)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.NullPointerException
   at org.openide.util.RequestProcessor.post(RequestProcessor.java:428)
   at org.netbeans.modules.j2ee.persistence.wizard.fromdb.RelatedCMPWizard$2.run(RelatedCMPWizard.java:320)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:251)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:705)
   at java.awt.EventQueue.access$000(EventQueue.java:101)
   at java.awt.EventQueue$3.run(EventQueue.java:666)
   at java.awt.EventQueue$3.run(EventQueue.java:664)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:675)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:162)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:211)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)