If a purchase you previously marked as rejected and returned is no longer able to be returned, you should un-reject and un-return the purchase.
1. Select the red line, right-click and select "Un-Return" or use the Un-Return button at the bottom
2. The line will turn back to the blue rejected status
1. Select the blue line, right-click and select "Un-Reject" or use the Un-Reject button at the bottom

2. The rejected line will be removed