Problem with Server while running the BF F4312EndDoc.

There is the set up for Tolerance rule with quantity and Extend amount of 1%. The processing Option of Tolerance Tab is 2 (display an error message) in P4312 application.

The set up part is OK, But the error is display and failed to commit in to the receiver F43121 table?

IN PO quantity is 100 and PO amount 3860, User receipt the quantity 101 and amount multiple of 38.60.

The Error is display as

There was a problem with the server while running the business function F4312EndDoc.\nThe server may still be available, but because of state information the entire unit of work must be re-submitted.