Index: src/java/org/apache/jdo/tck/lifecycle/NontransactionalWriteTest.java
===================================================================
--- src/java/org/apache/jdo/tck/lifecycle/NontransactionalWriteTest.java	(Revision 425660)
+++ src/java/org/apache/jdo/tck/lifecycle/NontransactionalWriteTest.java	(Arbeitskopie)
@@ -153,6 +153,7 @@
         PersistenceManager pmConflict = pmf.getPersistenceManager();
         try {
             pmConflict.currentTransaction().setOptimistic(false);
+            pmConflict.currentTransaction().begin();
             VersionedPCPoint instance = 
                 (VersionedPCPoint)pmConflict.getObjectById(oid);
             instance.setX(conflictXValue);