Message SAP /IBS/RB512 - Error retrieving the last planned and actual records. RBD account: &1

Diagnosis
When the value adjustment is created or a proposal is processed, themost recent valuation data must be accessed. An error occurred whilethis data was being accessed. The data for the latest valuation for therelevant source system contract for RBD account "&V1&" could not bedetermined.
The data of the relevant source system contracts is available unchangedin the IAS-GATE data pool. RBD account "&V1&" was not updated.

Procedure
Contact your SAP application consultant or system administrator.