SAP Message WRF_PRC_CON012 - No internal apport. is required for contract &1/&3 and budget type &2

Diagnosis
Budget buckets of this budget type were found for the contract/item. InCustomizing for budget planning, only a restricted OTB check or no OTBcheck is set for this budget type.
This means that no update takes place in the budget buckets for therelease orders of this contract item. Consequently, no OTB reservationfor the contract quantity is necessary in the budget buckets.