CKR2251 Simulating system system1 with complex complex version default system2 because no CKFREEZE file matching dsn or path

Explanation

This informational message is issued when an ACCESS record contained system1, no CKFREEZE was found for this system, and SIMULATE ACCESS_FALLBACK_DEFAULT was specified to direct the selection of the default system system2 from the complex. It is only issued when a COMPLEX= parameter is present on an ALLOC TYPE=ACCESS statement.