SAP Message AC277 - Processing terminated. Inform your system administrator.

Diagnosis
When you create a revaluation measure, the system sets up a transactiontype for posting.
The system uses a reference transaction type in order to perform thisfunction. This reference transaction type is not (any longer) in yourcurrent system environment.
Transaction type 'R00' is delivered for this purpose.

System Response
Further processing is terminated.

Procedure
Please inform your system administrator.
To correct this error, you must redefine transaction type 'R00,' whichSAP delivered for this purpose, in your system environment.