HBO0388I Deallocation of the data set `dsname` failed. rc=`rc`

Explanation

The System Data Engine failed to deallocate the data set. rc is the return code from the DYNALLOC macro.

Processing continues.

Response

Consult the MVS™ Programming: Authorized Assembler Services Guide for the return code from DYNALLOC. HBODUMP contains more information from the DYNALLOC macro.