Compatibility between Top Secret 16.0 and IBM MQ V9.3
Top Secret 16.0
IBM MQ V9.3
No reported problems with IBM MQ 9.3
However, The apar SO15653 was created to solve a problem with resource classes with a two-byte resource code (Rescode x'100' or above) such as MXTOPIC.
MXTOPIC is a resource class used by MQ so SO15653 should be applied