Issue: Requested function not valid or is not available on the machine X'03. 03 - The requested function has not been enabled in the cryptographic attributes
Solution: If you are running on V5R3 or below, make sure that the license program 5722AC3 is loaded.
If the license program is loaded, then the cryptographic access program may have gotten corrupted.
One fix for the corruption is to call the IBM program QYAC3INAT:
If this does not fix the issue, then you should reload the 5722AC3 license program and apply the PTF?s to it.