After IBM upgrade startup PMO results in PMO407E BAD DESERV EXIT PLANT messages.
Article ID: 11102
PMO Runtime Performance Optimizer
The message PMO407E BAD DESERV EXIT PLANT is in the PMO startup log. PMO will appear to be running but without the DESERV exit it is possible to receive S0C4 abends in some applications.
Release: ESBPMO99000-4.4-PMO-Extended Support-Basic for CA PMO RPO
IBM APAR OA44666 or any of the IBM APARS that will SUP this going forward.