Psychopy 2021.2.0 crashing Python on experiment start

I am having the same problem and the same error message pops out. I couldn’t find the solution yet.

I solved it by downloading this version of Psychopy: Release Release 2021.2.3 · psychopy/psychopy · GitHub

Unfortunately, I think that’s the easiest workaround until there’s an update.

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Unfortunately it seems that 2022 is not yet compatible with all versions of MacOS. Until there is a fix you may need to continue using 2021.2.3.

Thank you so much for this thread!! Was spending hours spinning my wheels until I found it. I think a note about the incompatibility of the latest standalone with new MacOS on the main psychopy install page would be super helpful!