Hi, I am trying to change the type of material for all walls to glass or any other material. but it’s not working with me [image] Warning: Element.SetParameterByName operation failed. No parameter found by that name.

Thanks for sharing the rvt file. You can do this way: [image] Here is dyn file: For MAI.dyn (12.2 KB)

try use set compound layer material node from clockwork package

I tried but it’s working with the first list just not all walls [image]

You need wall types to set compound layer. Use forum search to find many topics related to this. Below is one of them: [image] Set family parameter \"Material for model behavior\" Packages Hi Dynamocando, There is a custom node from “Clockwork Package” called “FamilyType…

actually i used it but it’s working with the first list just not all walls [image]

Could you share the relevant files here?

materials.dyn (48.5 KB) this is dynamo file but revit file is too large so i can’t upload it … can you create a new file with different types of walls?

[image] MAIA17112: this is dynamo file Dynamo file not required. [image] MAIA17112: revit file is too large so i can’t upload it Use Google drive/Dropbox or similar and share the link here.

https://drive.google.com/file/d/1SSixjzBMC218jgqt7E3N5KCELUE-PL5C/view?usp=sharing revit file

All element of category errors

Revit

Kulkul May 31, 2020, 1:06pm 4

You need wall types to set compound layer. Use forum search to find many topics related to this. Below is one of them:

Topic		Replies	Views
Match Family Material by It's Host Revit	13	3891	November 17, 2017
Set family parameter \"Material for model behavior\" Packages	2	1559	April 12, 2022
How to get MaterialId and set MaterialId using python script in dynamo Revit python , dynamo	1	690	September 5, 2020
Help with 'family type set compound layer material' Dynamo Packages revit , clockwork , loop , dynamo	3	2614	May 22, 2017
Simple Material Changing Error Uncategorized dynamo	10	1263	July 26, 2019

All element of category errors

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