The client ran into several problems with CA Symdump CICS r 9.1 that was resolved by fix ST00660 which was later published GA as SO00600. What is the equivalent PTF number for CA Symdump CICS r 11 for CA Symdump CICS R 9.1 fix  ST00660 – SO00600?
 

Z/OS
CICS

The fix you are looking for ST00660 was published in release 11 as APAR #: SO01926

APAR #: SO01926 Release: 11.0
Title: V11 FOURTH INCREMENTAL RELEASE
 
ENHANCEMENT DESCRIPTION:
This is the fourth incremental release for InterTest and SymDump
version 11. The following enhancements are included:
ARCH(12) Compile Option support for IBM Enterprise COBOL and PL/I
InterTest CICS: support for 6-digit statement numbers in CNTL menu
 
Maintenance from previous release 10.0: 
SO01163: ABEND S0C4/AKEA AT X'A8' OF INXXRMIO

Below is the history of the release 9.1 fix ST00660.
 
When the fix was first applied is was a test fix ST00660. 
Once you confirm the fix it was published as GA fix SO00660
 
APAR #: SO00660 release 9.1
Title: ABEND S0C4/AKEA AT X'A8' OF INXXRMIO
 
This PTF was also written for release 10 for  CA Intertest and Symdump CICS r 10  as
 
APAR #: SO01163 Release: 10.
Title: ABEND S0C4/AKEA AT X'A8' OF INXXRMIO
 
This fix was also written for release 11 as SO01926 and distributed on Increment FOUR of release 11 as SO01926.
 
APAR #: SO01926 Release: 11.0
Title: V11 FOURTH INCREMENTAL RELEASE
 
ENHANCEMENT DESCRIPTION:
This is the fourth incremental release for  CA InterTest and SymDump
version 11. The following enhancements are included:
 
ARCH(12) Compile Option support for IBM Enterprise COBOL and PL/I
CA InterTest CICS: support for 6-digit statement numbers in CNTL menu
 
Maintenance from previous release 10.0:
 
SO01163: ABEND S0C4/AKEA AT X'A8' OF INXXRMIO
FMID (CABQB00)