SAP Message 62912 - Management contr. & & not valid for real estate object

Diagnosis
You are maintaining the owners of a real estate object in company codeV1. you want to assign management contract v2 to one of the owners.This management contract is not defined for the real estate object.

System Response
The system does not accept your entry.

Procedure
Select a management contract that is assigned to the real estate objectin company code &V1&.