DFS120 MESSAGE CANCELED, TEXT SEGMENT DID NOT END IN EOB

Explanation
 The presence of an end of block (EOB)
enables IMS error checking for the data entered. IMS does
not accept a message without EOB. All data must end with an EOB. 

System action
 The message is canceled.

Operator response
(local/remote terminal)  Enter EOB by
itself to end multi-segment transaction.