Hello, I’m working on a script that assigns colors to elements based on their level. Depending on the category, the level is stored in different parameters. For example: For Walls, I need to get the value of the Base Constraint parameter. For Structural Framing, I need to get the value of th…

@Thrasso_Revit There were two issues in your workflow. First, when assigning the parameter name, you included quotation marks around “Workplane”, which caused the component to misread the parameter name. Second, beams use the Work Plane parameter, while walls use Base Constraint. To resolve this…

I believe there is no such parameter defined in your case. Can you also send the revit file? [image]

Hi @MSAwan , Thanks for helping. Here’s the model. Project1.rvt (8.3 MB)

@MSAwan That solved the problem, thank you! However, I noticed that for Structural Framing elements, there are two possible parameters indicating the level: “Work Plane” and “Reference Level”. In some cases, one of these parameters is either empty or not available, so I get some null or empty val…

you can use Parameter filter for that [image]

Ok thank you very much for helping.

Element Parameter - List Mismatch

Rhino.Inside Revit

MSAwan ( Muhammad Saqlain Awan) October 22, 2025, 4:42pm 6

you can use Parameter filter for that

Request for new Component or workaround - Has Value Rule

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Element Parameter - List Mismatch

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