Message : CPD4757
Requesting program device is not available.
Message Long Text :
Cause . . . . . : Acquire of the *REQUESTER was specified and the *REQUESTER was not available because the job was started with the device detached, or the device was released because an end-of-session was requested. The acquire was for program device name &4 to file &2 in library &3. Recovery . . . : Correct the application, and then try the request again.