SAP Message 6A401 - The real estate object cannot be fully identified

Diagnosis
When attempting to carry out an operation with a Real Estate object,you have specified an object whose key cannot be fully identified.

System Response
This operation cannot be carried out.

Procedure
Check whether you have specified the object completely.

Procedure for System Administration
If an error occurs in a workflow defined by you, please check whetheryou have fully specified the key for the required objects.