Diagnosis
You have marked the 'Do not generate FL automatically' checkbox.

System Response
According to system settings, a functional location is to be created inPlant Maintenance and assigned to the business entity. You can overridethis setting by marking this checkbox. This means that the functionallocation will not be created in the database, and no functionallocation will be assigned to the business entity.
The automatic generation of functional locations for all lower-levelobjects (properties, buildings and rental units of the business entity)is also prevented.

Procedure
If you have accidentally marked this checkbox, delete it. A functionallocation will then be generated and assigned to the business entity.