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AMQ9507 Channel in-doubt causes another channel to end abnormally

Technote (troubleshooting)


Problem(Abstract)

You notice that an indoubt channel causes a different channel to end abnormally.

Symptom

AMQ9507: Channel 'xxxxxxxxxxxx' is currently in-doubt.

Additional information

 08/26/03  08:53:03                                                            
AMQ9002: Channel program started.                                              
EXPLANATION:                                                                  
Channel program 'xxxxxxxxxx' started.                                
ACTION:                                                                        
None.                                                                    
------------------------------------------------------------------------  
08/26/03  08:53:03                    
AMQ9507: Channel 'xxxxxxxxxxxxxxxx' is currently in-doubt.                
EXPLANATION:                                                                  
The requested operation cannot complete because the channel is in-doubt        
with                                                                          
host 'xxxxxxxxxx'.                                                              
ACTION:                                                                        
Examine the status of the channel, and either restart a channel to            
resolve the                                                                    
in-doubt state, or use the RESOLVE CHANNEL command to correct the              
problem                                                                        
manually.                                                                      
----- amqrmrca.c : 1483                                                        
-------------------------------------------------------                  
08/26/03  08:53:03                                                        
AMQ9999: Channel program ended abnormally.                              
EXPLANATION:                                                                
Channel program 'xxxxxxxxxxxxxxxxx' ended abnormally.                      
ACTION:                                                                        
Look at previous error messages for channel program 'yyyyyyyyyyyy'.              
RM2UPES2' in                                                                  
the error files to determine the cause of the failure.                        
----- amqrccca.c : 769                                      
***********************************************


Cause

Both channels share the same transmission queue (xmitq).


Resolving the problem

It is valid for an indoubt channel to cause another channel to fail to start, or to end, if the two channels share the same xmitq.

Document information

More support for: WebSphere MQ
Channels LU62 / TCP

Software version: 6.0, 7.0, 7.1, 7.5, 8.0

Operating system(s): AIX, HP-UX, Linux, Solaris, Windows

Reference #: 1160814

Modified date: 28 January 2015