List-lacing-levels

[vishalghuge2500]

Hello everyone
I’m trying to set multiple parameter value to multiple elements. I tried all combination of list-level-lacing.
But not getting expected results.
Below is the same example of my problem.
Please try with sample file and give suggestions
list-lacing-level.dyn (22.8 KB)
Sample R2022.rvt (5.2 MB)

[Alien]

Your final lists are @L3 but you’ve not set any levels on the Set parameter node.

Try setting the final node to L2 for each input. (Click the > and set L2 for all 3 of the inputs)

[vishalghuge2500]

@Alien
I have already tried this but not working

[Alien]

You might wanna try longest lacing too.

Also, just experiment with going up and down the levels.

[vishalghuge2500]

I have almost tried everything. but i don’t understand, why its not working?

[xinhua.duan]

Try to simplify the problem with following methods:
Method01

[xinhua.duan]

It is the perfect situation to use Python, Method02:

Python Script:

[xinhua.duan]

list-lacing-level_V1.dyn (70.8 KB)

[Vikram_Subbaiah]

A line of Design Script should deliver the expected result

Revit.Element.SetParameterByName(elm<1>, pnm<1><2>, pvl<1><2>);