WMQ fails to create or start the queue manager on AIX with the problem ID XC037021

Technote (troubleshooting)


Problem(Abstract)

You install or upgrade to Websphere MQ (WMQ) V7.1 on AIX platform. Then, you try to create a queue manger or start an existing queue manger, but it fails and an FDC file is generated.

Symptom

The FDC file with the problem ID XC037021 is generated.

From the FDC file, you can see the following environment variable is set (at the bottom of the FDC, under the section "Environment Variables:").

AMQ_SIGCHLD_SIGACTION=YES

Cause

This issue is caused by AMQ_SIGCHLD_SIGACTION.

It is an undocumented variable created for WMQ V5.3. For WMQ 7.1, there is no need to set this variable.


Environment

WMQ 7.1/7.5 on AIX

Resolving the problem

Remove the environment variable AMQ_SIGCHLD_SIGACTION.

Product Alias/Synonym

WebSphere MQ WMQ

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Document information


More support for:

WebSphere MQ
Startup

Software version:

7.1, 7.5

Operating system(s):

AIX

Software edition:

All Editions

Reference #:

1628314

Modified date:

2013-03-19

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