TSSINSTX exit will not compile correctly in zOS 2.2.

Document ID : KB000124167
Last Modified Date : 14/01/2019
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Issue:
TSSINSTX exit will not compile correctly under Z/OS 2.2.  It does compile correctly under Z/OS 2.1.
Resolution:
When assembling the TSSINSTX in z/OS 2.2 be sure to use the IBM macro $MODULE to expand mappings of the MVS and JES2 control blocks.