System.NullReverence error

[Garbage_Collector]

Try this:

If you cannot launch Dynamo in Revit 2021 with NullReference IsOptedIn error

We have been getting more reports of an issue affecting Dynamo / Autodesk analytics. There are a few analytics launch issues floating around the forum so please check the stack trace here to ensure you’ve seen this particular stack trace before trying this workaround. [2023-03-07_06-41-51] We believe the issue is with an update to ADP - Autodesk’s analytics component that Dynamo uses. This can be installed globally automatically or by other applications - a particular version 4.4.0 causes is…

Try the simple solution first! This worked for the users at my firm.

If you cannot launch Dynamo in Revit 2021 with NullReference IsOptedIn error

Hi all, Just to let you know. This ‘simpler alternative’ works for my affected users. Just to add one step to the solution, not sure if its needed but i did it before hand…: Close all autodesk products/Dynamo. Delete all packages/settings e.t.c. for Dynamo 2.6 Try opening a newer ADSK product and disable Analytics from the UI in that product. Open Dynamo in a newer ADSK product like, Revit 2022 and disable Analytics there. Try rebooting Revit 2021. I launched Revit 2022, disabled Autodesk …