Can't able to set the read only type parameter in dynamo

[MVE1112]

Hi SailishCephas and welcome!

@AmolShah posted a solution for your question in another topic:

Changing Wall Thickness using dynamo

Hi, You can use the following nodes from Clockwork Package to get the job done. [Capture] ChangeWallThickness.dyn (16.7 KB)

I hope this helps