CKM02454W BCS(catalog.name) is in a LOCKED status, and the current Userid does not have READ access to the IGG.CATLOCK profile.
Explanation
When a catalog is Locked, this usually implies that some form of catalog recovery or repair is in progress. BACKUP will only process this BCS in EXCPMODE or when the submitting Userid has access to the IGG.CATLOCK profile in CLASS(FACILITY).
User response
Determine why the catalog is Locked. If it appears that the catalog has been locked by mistake, then the locked status can be removed by the ALTER UNLOCK command in IDCAMS or TSO.