Distributed transaction failure when using JTS, EJB Remoting and Oracle XA resources in EAP 6

Solution Verified - Updated -

Issue

  • In a CMT bean, on "server01" use Oracle XA datasource "pool1"
  • Invoke a remote method on an EJB (hosted by "server02") which accesses Oracle XA datasource "pool1" and "pool2"
  • The transaction fails on "server02" with
... ARJUNA024046: TransactionImple.enlistResource - XAResource.start returned XA error XAException.XAER_RMFAIL for transaction < ... >: oracle.jdbc.xa.OracleXAException

ORA-24757: duplicate transaction identifier
  • The transaction subsequently fails on "server01" with the following two errors
... ORA-02051: another session or branch in same transaction failed or finalized
... javax.transaction.RollbackException: ARJUNA016053: Could not commit transaction.

Environment

  • Red Hat JBoss Enterprise Application Platform (EAP) 6
    • Distributed CMT transactions with JTS enabled
    • EJB Remoting communication between servers
  • Oracle

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