Issue pushing Geometry to Forma - GltfWrapper.dll not loading

Finally getting into Forma with Dynamo but I’ve hit a bit of a snag. Decided to test out something simple before pushing a more complex workflow through. Tried generating a simple cuboid, but I can’t get anything into Forma. I keep getting the following error through the SendGeometryToForma node and haven’t had much luck finding information on it. Using Revit 2024, Dynamo 2.19.3, and ‘DynamoFormaBeta for 2.x’ package.

You need to provide properties inputs. For now, try using a Watch3D node set as an output.

I realized that after posting the image. Retried using Watch3D set as an output, but that did not work. Just tried opening and running the Pixel tower file, still getting the same error.

Can you try Revit 2025 Dynamo 3.0+?

Well, that did it. After looking at the file extension in the error, I noticed my Users/AppData/Roaming… folder for Dynamo 2.19 did not have the GlftWrapper subfolder.

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FYI @havardh @solamour might be something to look into.

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Also noticing some odd scaling with geometry pushed from Dynamo to Forma. I have a tower with floor modules having a 12’-0" floor to floor height. When it comes into Forma, the floor-to-floor height is 40’-0". The workflow does have multiple scaling nodes in order to manipulate the geometry, but they are only in the XY direction. I’ll dig into it and make another post if necessary.

The scaling is suspect that something is in metric, but I’m not sure how or what. Twelve meters is roughly equal to 40 feet, which is what is being reported in Forma. We’re going to test adjusting the floor-to-floor height to 3.6576, which should output 12’ in forma.

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All geometry to and from Forma is in meters.

The US Revit users are now the odd duck having to account for the 90% of the world using meters who previously had to adjust to the API reporting decimal feet (which in fairness isn’t used in the US either but reporting in feet-inches is a different type of insane).

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