DFS3970 FAST PATH EXECUTION NOT POSSIBLE.

Explanation
 This message is issued when a terminal that cannot
process a Fast Path transaction attempts to enter a Fast Path transaction.
To process a Fast Path transaction, a terminal must support response
mode.

System action
 The system rejects the attempt and does not schedule
the transaction.

Programmer response
 When this message is issued, check the
relationship between the terminal and transaction to make sure that
all system definitions are correct.