How do I debug this error. I have never seen it before. I am working with SYBASE as the database. Is this the jdbc adaptor issue?

thanks
James Cicenia

[2009-01-13 08:15:51 CST] <WorkerThread7> <com.webobjects.appserver._private.WOComponentRequestHandler>: Exception occurred while handling request:
java.lang.NullPointerException
[2009-01-13 08:15:51 CST] <WorkerThread7> java.lang.NullPointerException
at com .webobjects .jdbcadaptor.JDBCAdaptor.isValidQualifierType(JDBCAdaptor.java:659) at com .webobjects .eoaccess .EODatabaseContext .isValidQualifierTypeForAttribute(EODatabaseContext.java:5174) at com .webobjects .eoaccess .EODatabaseContext .lockingNonQualifiableAttributes(EODatabaseContext.java:5188) at com .webobjects .eoaccess .EODatabaseContext .createAdaptorOperationsForDatabaseOperationAttributes (EODatabaseContext.java:5374) at com .webobjects .eoaccess .EODatabaseContext .createAdaptorOperationsForDatabaseOperation(EODatabaseContext.java: 5548) at com .webobjects .eoaccess.EODatabaseContext.performChanges(EODatabaseContext.java:6365) at com .webobjects .eocontrol .EOObjectStoreCoordinator .saveChangesInEditingContext(EOObjectStoreCoordinator.java:415) at com .webobjects .eocontrol.EOEditingContext.saveChanges(EOEditingContext.java:3223)
        at EditPerson.tryToSaveChanges(EditPerson.java:192)
        at EditPerson.saveAction(EditPerson.java:512)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Nat
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