DFS220 NO MESSAGE IS AVAILABLE FOR REPEAT.

Explanation
 A 7770 terminal requested that a message be repeated.
Either no message has been sent previously to the caller, or a READ/WRITE
queue error occurred while retrieving the last output message.

System action
 IMS continues processing.

Operator response
(master terminal)  Continue normal processing,
and do not use repeat until you have received an output message.

Module
DFSDS030, DFSICIO0 