After applying SO15896, started receiving the following error messages in XCOM:
TSS7100E 009 J=XCOM13 A=USER! T=N/A F=XPATH - Incorrect Password
CA7.Z006 SASSZ000 UNABLE TO CREATE ENVIRONMENT
Release : 16.0
Component : CA Top Secret for z/OS
This is a maintenance defect.
Please apply published fix LU01344 which can be downloaded from the Broadcom support portal.