Diagnosis
The current rental agreement is set to get the pass-on percentage ratefrom Customizing (Fixed pass-on field is selected).
The related business entity belongs to tenant law &v1& and regionallocation &v2&.

System Response
The system cannot calculate the rent adjustment if details are missingin Customizing.

Procedure
You can do one of two things:
Directly enter a pass-on percentage rate for the contract or
Contact your system administrator to have the data maintained inCustomizing.

Procedure for the system administrator
Maintain the data for the pass-on percentage rate in Customizing.