Using CACHE option on INVOKE statement.
The nocache option was placed on several events and it appears they still cached information in some instances.
With PCACHE set to ON. For every INVOKE it is going to default to CACHE. You would need to place NOCACHE on every INVOKE statement you do not want CACHED.
EXITCODE 0 SUCCESS
RUN WEEKDAYS SUN
INVOKE 'ESP.PROD.OPSYMLIB(RST9)' NOCACHE