Hi, I have Revit 2020 and dynamo 2.1.07733. The problem: the code does not display any geometry except in revit. I can only see code preview but no geometry preview. Default Background Preview option is greyed out. I tried to update NVidia drivers, and force Revit to run on NVidia, but the bu…

can you check what version of directX you have installed first - and then try running this: https://github.com/DynamoDS/Dynamo/blob/master/tools/install/Extra/DirectX/DXSETUP.exe

Revit 2020 Dynamo 2.1.07733 Default Background Preview greyed out

Ricardo_Freitas April 15, 2023, 11:21am 16

This topic still usefull.

Updating DirectX download link
Download DirectX End-User Runtime Web Installer from Official Microsoft Download Center

1 Like

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Revit 2020 Dynamo 2.1.07733 Default Background Preview greyed out

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