Parameter.Add from Orchid

[knnk]

I don’t understand where the error is.
I’m in the family editor and I use dynamo 2.0.4
Can anybody help me?
Thank you

[_Vijay]

Try this one…

Test.dyn (8.7 KB)

[knnk]

Thank you.
I don’t understand though.
If I create them myself in a new file it doesn’t work.
If I use the file you send me yes.