PI44556: WMQ Z/OS 7.1.0:ABN=0C4-00000011 IN CSQXRCDF

Obtain the fix for this APAR.

APAR status

• Closed as program error.

Error description

• Customer complained following error message during queue
  manager termination:
  CSQX006E CSQ1 CSQXJST Channel initiator failed while stopping
  
  Meanwhile abend 0C4-11 occurred in CSQXRCDF as below:
  CSQ1,ABN=0C4-00000011,C=R3600.710.CHIN,M=CSQXSUPR,LOC=CSQXSUPR.
  CSQXRCDF+02DF4
  
  
  Additional Symptom(s) Search Keyword(s):
  ABEND0C4
  

Local fix

• n/a.
  

Problem summary

• ****************************************************************
  * USERS AFFECTED: All users of WebSphere MQ for z/OS Version 7 *
  *                 Release 1 Modification 0.                    *
  ****************************************************************
  * PROBLEM DESCRIPTION: Error message CSQX006E CHANNEL          *
  *                      INITIATOR FAILED WHILE STOPPING may be  *
  *                      seen on channel initiator shutdown,     *
  *                      accompanied with an S0C4-11 abend in    *
  *                      CSQXRCDF.                               *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  During shutdown, the supervisor (CSQXSUPR) may free up storage
  used for extended trigger messages. After freeing the storage, a
  pointer may still reference the extended trigger message area
  and cause an abend S0C4-11 to occur.
  

Problem conclusion

• Processing has been amended to ensure the invalid pointer
  reference is correctly updated.
  100Y
  CSQXSPRT
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

  PI46588 UI30248 PI76579

Modules/Macros

• CSQXSPRT
  

Fix information

• Fixed component name

  WMQ Z/OS V7

• Fixed component ID

  5655R3600

Applicable component levels

• R100 PSY UI30248

     UP15/10/08 P F510

Fix is available

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