A fix is available
APAR status
Closed as program error.
Error description
An ABENDS0C4 IRTFSC15 IN CSECT IRTFCMD0 AT X'4FA' when using the PRF HOLD or STOP commands. This abend will likely show the failing job abending with an ABENDU4036. In the job you may see the following line showing the S0C4 before the U4036 occurs: IDI0002I Module IRTFSC15, CSECT IRTFCMD0, offset X'4FA': PIC 0004 (Abend S0C4 - Protection Exception)
Local fix
Problem summary
**************************************************************** * USERS AFFECTED: * * All users of IBM IMS Program Restart Facility * * for z/OS Version 2 Release 2 (FMID=H23D220) * **************************************************************** * PROBLEM DESCRIPTION: * * A 0C4 ABEND may occur in rare cases * * during processing of the PRF Modify * * HOLD and STOP commands. * * * **************************************************************** * RECOMMENDATION: * * Apply the maintenance for this APAR, and * * recopy the IMS Program Restart Facility * * modules using the IMS Program Restart * * Facility usermod. * **************************************************************** During processing of the PRF Modify HOLD and STOP commands, an unnecessary search loop is executed. If this search repeatedly succeeds depending on the memory conditions, it may, in rare cases, result in a 0C4 ABEND.
Problem conclusion
With this PTF, the processing of the PRF Modify HOLD and STOP commands is corrected, preventing the ABEND from occurring.
Temporary fix
Comments
APAR Information
APAR number
PH70188
Reported component name
IMS PGM RESTART
Reported component ID
5655E1400
Reported release
220
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2026-02-17
Closed date
2026-04-07
Last modified date
2026-05-02
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
UO07421
Modules/Macros
IRTFCMD0
Fix information
Fixed component name
IMS PGM RESTART
Fixed component ID
5655E1400
Applicable component levels
R220 PSY UO07421
UP26/04/09 P F604
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.
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Document Information
Modified date:
02 May 2026