After upgrading z/OS 1.13 to 2.4 the following error messages were received at IPL time:
TSS7250W 136 J=BPXOINIT A=OMVSKERN TYPE=IBMFAC RESOURCE=BPX.JOBNAME
TSS7251W Access Denied to IBMFAC <BPX.JOBNAME>
Release : 16.0
Component : CA Top Secret for z/OS
To resolve this problem enter the Top Secret command below:
TSS PERMIT(OMVSKERN) IBMFAC(BPX.JOBNAME) ACCESS(READ)
PERMIT(OMVSKERN) - If you are using OMVSKERN it is likely that you defined it as part of your OMVS installation.
IBMFAC(BPX.JOBNAME) - This controls which users are allowed to set their own jobname(s) by using the BPX.JOBNAME environment variable or the inheritance structure on spawn.
ACCESS(READ) - Permits any resource at the access level READ.
*Actual access level is unknown from the error messages; most IBMFAC resources require access level read*