A command was issued to the CD-Recorder, but couldn't be executed because the CD-Recorder wasn't in the appropriate operating mode at the time it received the command.
Check for faulty or disconnected cables between your computer and your CD-Recorder.
Check for improper termination of the bus (SCSI only).
This CD-Recorder may have been powered off and on, or otherwise reset after Easy CD Creator had initially configured the CD-Recorder.