SAP Message >2638 - Not all payments could be added to the check repository

Diagnosis
During the payment media run for checks, the system tries to add thepayments to the check repository. The document number is used as thecheck number.
This was unsuccessful however for at least one payment - documentnumber &V1& - because there is already an entry with the same key.

System Response
The system continues trying to add payments to the check repository.You have to maintain some of entries in the check repository if this isthe first execution of this payment media program for this ID.

Procedure
Use transaction FKCHK to postprocess the entries in the checkrepository.