DFSLUM00

APPC/IMS issues message DFS1959E when a severe internal error occurs. If you receive this message, contact IBM®® Software Support with the module number and reason code supplied in the message. Reason codes for message DFSLUM00 are given.

RC
Description
5101
Failure in DFSQMGR Get Unique for notify message.
5102
Failure in DFS62FD0 finding an asynchronous control block for notify message.
5109
Unknown return code from z/OS® clean address space call.
5110
Unknown return code from z/OS unidentify call.
5111
IXCLEAVE unsuccessful.