Top Page > Troubleshooting: TCRU/ORU > Troubleshooting Paper Delivery Problems > Messages Reporting Paper Misfeeds > If (J099/J424/J425/J439/J440) Appears > Cause:
Double feeding has occurred.
![Note](../../web/gen/en-i_not.gif)
To adjust the following settings, pre-register the type of paper in use as a custom paper. For details about registering custom papers, see "Registering a Custom Paper", Preparation.