SAP Message RP135 - Online maintenance is locked in payroll area &1

Diagnosis
The status of the control record for payroll area &V1& is "released forpayroll" or "check payroll results".

System Response
You cannot maintain master data.

Procedure
Check whether the current control record status is correct forpayroll area &V1&. You must wait until the payroll run has beencompleted. The status of the control record then is "exit payroll".