SAP Message AA283 - Indexing already performed in depreciation area & (Correct)

Diagnosis
The insurance type has defined the insurance as current market valueinsurance. For current market value insurance a depreciation area isdefined, in which indexing should be performed. Individual indexing isnot supported by the system for insurance data.

System Response
The system does not support individual indexing in the insurance area.

Procedure
Remove the index series you entered.