Walls and Doors on the Second Floor

Delete the coincident constraint of another wall

1. Select another wall (A).
2. Right-click in the working window, and select Constraints from the menu.
3. Select Coincident from the list. Check in the model window that the coincident constraint is between the walls on different floors.
4. Click the Delete button.
5. Confirm by clicking OK.
6. Select View > Delete 3D Limits.
7. Activate the drawing window by using the File > Switch Between 2D and 3D function.