In "OfficeSpace" model Area Classification List is Empty. See below image.
1. Open "Facilities Framework" [Start > Bentley > Facilities Frameworks].
2. Click on "Area Classes" tab.
3. Log into ProjectWise Datasource.
4. Right Click in the left pane and Select "Import' button.
5. Locate the Area Classification xml file, [e.g. Boma Standards.xml under SMM model] and hit Open.
6. Select first option [Append imported ACT hierarchy to existing.....] and hit Ok.
7. Once import finishes, "Import successfully completed" message will appear on screen.
8. Close the Facilities Frameworks dialog and Restart the Bentley Facility application.
9. When creating new Room, Area Classification drop down list will appear in dialog.