The CA-Detector UI was working, but after the application of SO12323, and following the prescribed Hold Data, the link to http://hostname:port/mtc-DB2Perf/login no longer works.
The application of maintenance made a change to the server.contextPath from /mtc-DB2Perf to /mtc-dbm
Release : 20.0
Component : CA Detector for DB2 for z/OS
With the application of current maintenance the CA-Detector UI's server.contextPath was changed from /mtc-DB2Perf to /mtc-dbm. The URL now reads: