PI54733: DFHAP0707 DFHAP0001 ABEND0C4 AKEA IN DFHMQTRU TRANSACTION CKTI ABEND ASRA

Obtain the fix for this APAR.

APAR status

• Closed as program error.

Error description

• Running CICS TS 4.2, you experience the following errors at
  startup:
  DFHMQ0386 I STARTCKTI initiated from TERMID=MQ12
            TRANID=CKSQ USERID=PRDFPC00 and is accepted.
  DFHMQ0386 I STARTCKTI initiated from TERMID=MQ02
            TRANID=CKSQ USERID=SYSSDS00 and is accepted.
  .
  DFHAP0707 An abend (code 0C4/AKEA) has occurred in
            task related user exit program DFHMQTRU.
  DFHAP0001 An abend (code 0C4/AKEA) has occurred at
            offset X'0000CC0A' in module DFHMQTRU.
  DFHAC2236 Transaction CKTI abend ASRA in program DFHMQTRU
  The region eventually came down.
  .
  This abend0C4 is occuring in procedure PROCESS_MAILBAG, within
  the SEARCH_GMAIL routine-offset x'2Be' in DFHMQTRQ.
  This appears to involve a serialization problem, similar but
  not the same as APAR PM84649.
  Additional Symptom(s) Search Keyword(s): KIXREVEPH
  Global mailbag cleanup
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED: All CICS Users.                              *
  ****************************************************************
  * PROBLEM DESCRIPTION: A CICS region connected to WebSphere MQ *
  *                      abends S0C4 in module DHMQTRU when the  *
  *                      CICS-WebSphere MQ adapter is being      *
  *                      started.                                *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  A CICS region is connected to WebSphere MQ and several CKTI
  trigger monitor tasks are being started. When the CICS-WebSphere
  MQ adapter is starting an abend S0C4 occurs at offset x'CC0A' in
  DFHMQTRU.
  
  Additional keywords: ABENDS0C4 AP0707 AP0001
  

Problem conclusion

• The processing in DFHMQTRU to unchain CKTI tasks when the
  CICS-WebSphere MQ adapter is being started has been altered so
  that it now runs serially for each task.
  

Temporary fix

•             *********
              * HIPER *
              *********
  FIX AVAILABLE BY PTF ONLY
  

Comments

APAR Information

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

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

  PI56309 UI35483 UI35484

Modules/Macros

• DFHMQTRU
  

Fix information

• Fixed component name

  CICS TS Z/OS V4

• Fixed component ID

  5655S9700

Applicable component levels

• R600 PSY UI35483

     UP16/02/25 P F602 ¢

• R700 PSY UI35484

     UP16/02/25 P F602 ¢

Fix is available

• Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.