This prompt indicates that the current printer cannot execute the sent command. Possible reasons include:
Other commands are currently being executed, preventing new instructions from being accepted.
The instruction is incompatible with the current operating status.
Wait for the current task to complete: Ensure all ongoing operations are finished before attempting to send new commands.
Check instruction compatibility: Confirm that the sent instruction is valid in the current operating mode. For example, load or unload instructions cannot be executed during printing.
Restart the printer: If the problem persists, please restart the printer to clear any potential status errors.
Wait for the current command to complete, avoid sending multiple instructions simultaneously.
Check and confirm the validity and compatibility of the sent instructions.
Restart the printer and try resending the instruction.