EXPLANATION This message should occur only on a down-level computer. Any action to correct the problem should be performed ...

EXPLANATION    This message should occur only on a down-level computer. Any action to correct the problem should be performed on that computer.  This device is used with a communication-device queue.  You cannot use a device with both communication-device queues and printer queues.    ACTION    To use this device with a printer queue, you must  disconnect all communication-device queues from it.