Select multiple walls/main structure to place the components multiple time

[dhepi]

Here, I can place the element for selected wall. Unfortunately, the next wall if I select the previous one element disappears. How can I add the component to the wall 2 and wall 3 etc…

Example:
There is 2 or more walls.
I can place the component to the wall 1 and am selecting wall 2, the component placed but the previous wall 1 component disappears and again am selecting another wall, the wall 2 disappears. How can I choose the node for the component should remains on the wall. If I select another wall, wall 1 should remains and new wall components also remains.

[habdirad]

This appears to be a classic element binding issue. Please review this thread for more info:

Element Binding in Revit

Element binding is the name given to the process which Dynamo manage to ‘track’ the items created in non-Dynamo files. In this case, I’m going to focus entirely on element binding as it refers to Dynamo for Revit, but the mechanism exists to allow for this behavior in other applications (advanced steel, fusion, alias, etc.) as well. In the context of Revit, ‘elements’ refers to anything with an Element ID in the Revit database. When utilized correctly, element binding will expand how you leverag…