A fix is available
APAR status
Closed as program error.
Error description
S026 abends followed by abnormal termination with reason REASON=00C510AB.However the abend dump does not give any indication of exactly what went wrong to cause PLR phase 1 to end prematurely, and even had trace been available, the hang condition is only flagged several minutes later and so the necessary trace records may not have been available. . Note to Support: With this fix applied, check the CFS=2 keyword of CSQWDPRD.
Local fix
Problem summary
**************************************************************** * USERS AFFECTED: All users of IBM MQ for z/OS Version 9 * * Release 2 Modification 0, * * Release 3 Modification 0 and * * Release 4 Modification 0. * **************************************************************** * PROBLEM DESCRIPTION: A dump taken with trace enabled will * * not aid in the diagnosis of errors * * encountered during Peer Level Recovery * * Phase 1. * **************************************************************** An abend during Peer Level Recovery Phase 1 that produces a dump does not have an adequate amount of information in it to allow diagnosis as to what caused the abend to occur.
Problem conclusion
Additional Peer Level Recovery trace has been added to Phase 1 of Peer Level Recovery to assist with diagnosing problems in this area of code.
Temporary fix
Comments
APAR Information
APAR number
PH62130
Reported component name
IBM MQ Z/OS V9
Reported component ID
5655MQ900
Reported release
200
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2024-07-02
Closed date
2025-05-29
Last modified date
2025-07-02
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
UO03426 UO03427 UO03428
Modules/Macros
CSQ7CBE CSQEMPLR CSQERWI1
Fix information
Fixed component name
IBM MQ Z/OS V9
Fixed component ID
5655MQ900
Applicable component levels
R200 PSY UO03428
UP25/06/11 P F506
R300 PSY UO03427
UP25/06/11 P F506
R400 PSY UO03426
UP25/06/11 P F506
Fix is available
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Document Information
Modified date:
02 July 2025