Receiving 'java.lang.IllegalStateException: Trying to return an unknown connection2!' in JBoss EAP

Solution Unverified - Updated -

Issue

  • Application is raising java.lang.IllegalStateException:

    java.lang.IllegalStateException: Trying to return an unknown connection2! org.jboss.resource.adapter.jdbc.jdk6.WrappedConnectionJDK6@19f3f1f
    at org.jboss.resource.connectionmanager.CachedConnectionManager.unregisterConnection(CachedConnectionManager.java:330)
    at org.jboss.resource.connectionmanager.TxConnectionManager$TxConnectionEventListener.connectionClosed(TxConnectionManager.java:720)
    at org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnection.closeHandle(BaseWrapperManagedConnection.java:362)
    at org.jboss.resource.adapter.jdbc.WrappedConnection.close(WrappedConnection.java:155)
    at org.hibernate.connection.DatasourceConnectionProvider.closeConnection(DatasourceConnectionProvider.java:97)

Environment

  • Red Hat JBoss Enterprise Application Platform (EAP)
    • 5.x

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