ClassNotFoundException when restore_state from the object store during recovering --------------------------------------------------------------------------------- Key: JBTM-2550 URL: https://issues.jboss.org/browse/JBTM-2550 Project: JBoss Transaction Manager Issue Type: Bug Reporter: Amos Feng Assignee: Amos Feng Priority: Critical Fix For: 5.next This exception happens with using the IBM MQ rar in the wildfly. com.ibm.mq.connector.xa.XARWrapper is the serialize object. when the RecoveryManager tries to restore_state from the object record, it will load the class and threw CNFE as it can not access the XARWrapper classe in the RAR. Now we catch this exception and try to get from the helpers.