Steve Ebersole edited a comment on an issue
Hibernate ORM / Bug HHH-5266
NullPointer in toString of PersistentBag
We have created an interceptor which keeps track of changes during a running transaction so in case of a rollback we can log which changes where issued before the rollback is performed. Now we sometimes see in case a rollback is issued the following stacktrace:

exception in interceptor afterTransactionCompletion()
java.lang.NullPointerException
at org.h...