The data specified in mcf reception message file aa...aa contains an error.

The logical terminal name, map name, or message type specified in the mcf reception message file contains an error.

aa...aa: mcf reception message file name (string of up to 255 characters)

S: Stops the reading of data from this file and waits for input of a file name.

O: After storing valid data into the file, enter the file name.

To stop the test, enter the end command.