C# Windows forms backgroundworker not working and freezing my app ui

[ahmed.elhawary73]

Do anyone used background worker with Revit API context and worked and prevented application from freezing while loading

[moturi.magati.george]

Hi @ahmed.elhawary73,

Kindly note that all Revit API interaction requires a valid Revit API context, and that is only provided by Revit itself. Also note that Revit is single threaded, and you cannot have multiple processes running at one go.

Perhaps this might help: https://forums.autodesk.com/t5/revit-api-forum/background-process-api-access/td-p/11937077