Note: Error messages appear in the
SystemOut.log file or, if you have turned on tracing, in the trace.log
file. You can also look for equivalent messages in the
WebSphere MQ error logs (or trace files
if you have turned on tracing in the
WebSphere MQ network).
- If you are sending messages from a service integration bus to
a
WebSphere MQ network, it is possible
that the messages are stored on the service integration bus and waiting
to be delivered, but that the WebSphere MQ link sender channel
has not been started or is in a retry state. Verify that the WebSphere MQ link sender channel is started
and in running state.
- If you are sending messages from a
WebSphere MQ network to a service integration
bus, it is possible that the messages are stored on the transmission
queue in the
WebSphere MQ network
and waiting to be delivered, but that the sender channel in the
WebSphere MQ network has not been started
or is in a retry state. Verify that the sender channel in the
WebSphere MQ network is started and in
running state.
- It is possible that the messages could not be processed or delivered
to the target destination and hence they have been placed either on
an exception destination on the service integration bus, or on the
dead letter queue in the
WebSphere MQ network. Verify
that the
WebSphere MQ Link on the
messaging engine is configured properly with the correct foreign bus,
queue manager name (service integration bus), sender channel and
receiver channel. The sender channel on the
WebSphere MQ Link should match the receiver
channel on
WebSphere MQ. The receiver
channel on the
WebSphere MQ Link
should match the sender channel on
WebSphere MQ.Look for messages CWSIC3096I, CWSIC3098I, CWSIC3200E, CWSIC3209E.
Check the exception destinations and the dead letter queue. It is possible that the target destination has not been defined, or is full in which case, determine why messages are not being processed from the target destination.
- It is possible that the target destination and the exception destination
and/or the dead letter queue are full and that subsequent persistent
messages cannot be safely delivered. Under these circumstances the
channel is stopped to avoid any loss of messages. Look for message CWSIP0291W.
Determine why messages are not being processed from the target destination.
- It is possible that the target destination and the exception destination
and/or dead letter queue are full and that subsequent nonpersistent
messages are discarded. Check the persistence of messages being
generated by your applications.
- It is possible that the channel has stopped because the remote
system cannot accept messages for some reason. Look for message CWSIC3080E.
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