In the drawing area select one or more walls you want to attach to other elements.
Walls locked to roof revit.
Click modify walls tab modify wall panel attach top base.
Get up and running with revit.
However if you create the wall move on then come back and try to lock the wall no lock icon.
On the options bar for attach wall select either top or base.
Select the elements to which the wall will attach.
When you have roofs above your walls it is easy to attach the top edges of the walls to the underside of the roofs and enclose the geometry.
Click modify tab modify panel pin select the elements to be pinned and then press enter.
In this video i show you how to attach the walls in revit to the roof above them.
Click the pushpin again to lock the element.
Http pbl stanford edu how to attach walls to roof objects in revit.
Revit lt displays a pushpin control near the element to indicate that it is pinned in place.
To move or delete the element you must first unlock it by clicking the pushpin control.
When creating a wall a lock icon appears allowing you you lock the wall to another element eg.
Likewise if you unlock a previously locked wall and then try to lock it again no lock icon.