CICS initialization failures related to security

If SEC=YES is specified, external security is required. If external security cannot be provided, CICS® cannot be initialized.

Figure 1 shows an example of a failure to initialize.

If security initialization fails:

Figure 1 shows that XPPT=UNKNOWN has been specified. This causes CICS to try to use a class called MUNKNOWN. MUNKNOWN has not been defined to the MVS router, or to the RACF CDT.