CPHSZ0045E
An attempt to obtain a lock for data set data_set_name by user userid failed for an unexpected reason with error code error_code.

Explanation

An attempt was made to obtain a lock for a data set, but the attempt failed with an unexpected error. This might be caused by the data set or member already being exclusively locked.

System action

The request fails.

Response

Check and correct the reason for the failure and resubmit the request