ICE418A

Explanation
Critical.  This message is issued by the main task
of a JOINKEYS application to indicate that the subtask used to process
file Fn (F1 or F2) terminated. ddname1 is the ddname associated with
the input file for the subtask. ddname2 is the ddname associated with
the message data set for the subtask.

System action
The program terminates.

Programmer response
See the messages in the ddname2 data set
for information about the subtask.  Correct the error that caused
the subtask to terminate.