There is a foreign object by the Output Tray , obstructing the Cutter Unit .
Remove the foreign object.
You are not using the printer under the recommended environmental conditions for the paper.
Use the printer only where the recommended environmental conditions for the paper are met. Note that various environmental conditions are recommended for various types of paper. For details on the recommended environmental conditions for paper, see "Types of Paper."
You are using paper that is not compatible with automatic cutting.
Cut the roll manually.
The Cutter Unit stops in the middle of cutting.
Move the Cutter Unit to the left, and then remove the roll paper. If the roll cannot be cut using the Cutter Unit , cut the roll manually.