How to select element by using SetElementIds method

[Alban_de_Chasteigner]

Hi @SHIBUJOSE,

See this post :

Selecting elements through Dynamo

Hi Mustapha, You need to import the System collection in RevitServices to use ICollection (ICollection) You will find an example below : clr.AddReference('RevitNodes') import Revit clr.ImportExtensions(Revit.Elements) clr.AddReference('RevitServices') import RevitServices from RevitServices.Persistence import DocumentManager from System.Collections.Generic import * clr.AddReference('RevitAPI') import Autodesk from Autodesk.Revit.DB import * elements = UnwrapElement(IN[0]) select = [] for …