Resolution:
Description:
============

TIBCO BusinessEvents engine throws the error "TCPLink Error: invalid magic in the message" upon startup.


Environment:

==========

All Operating Systems
TIBCO BusinessEvents 3.x / 4.x release
TIBCO Enterprise Messaging Server (EMS) libraries co-existing with libraries from other third party JMS providers.


Symptoms:
=========

When starting TIBCO BusinessEvents engine, it throws the error "TCPLink Error: invalid magic in the message", and then the engine exits.


Cause:
=====

This issue is mainly encountered when TIBCO EMS libraries co-exist with the JMS client libraries from other third party JMS providers such as ActiveMQ.

Resolution:
=========

Make sure that the classpath variable in TRA does not cause the BE engine to clash with the JMS client libraries from other vendors.

TIBCO BusinessEvents engine throws the error "TCPLink Error: invalid magic in the message" upon starup.