SAP Message RECN064 - No partner assigned from parcel &1

Diagnosis
Parcels are assigned to this right of use contract (or contract changing
holdings).
However, none of the partners of parcel &V1& is assigned as acontractual partner.

System Response
If you run an area analysis in the parcel, it does not give any results.
The area analysis only considers those contracts that contain a partnerdefined on the parcel.