Calling TransactionImple to register synchronization with null parameter causes NullPointerException being thrown when trace logging is enabled ----------------------------------------------------------------------------------------------------------------------------------------------- Key: JBTM-2897 URL: https://issues.jboss.org/browse/JBTM-2897 Project: JBoss Transaction Manager Issue Type: Bug Components: JTS Affects Versions: 5.5.24.Final Reporter: Ondra Chaloupka Assignee: Ondra Chaloupka Priority: Minor Fix For: 5.next If trace logging is enabled then call on {{com.arjuna.ats.internal.jta.transaction.jts.TransactionImple#registerSynchronization}} is done with {{null}} in parameter then {{NullPointerException}} is thrown but {{SystemException}} should be thrown in such case. https://github.com/jbosstm/narayana/blob/930bd7f17f1b0cc2b8529eaa2ae1fcac...