SAP Message APERB031 - Depreciation area &1 in company code &3 fiscal year &2 not closed

Diagnosis
Depreciation area &V1& is not closed for fiscal year &V2& in companycode &V2&. However, this is mandatory before processing can continue.

System Response
Processing terminated.

Procedure
Perform a year-end closing for company code &V3& and fiscal year &V2&.