I’ve been using psychopy now and I can run everything and it works 100% but this error keeps popping up and I have no clue why It says Psychopy encountered an unhandled ineternal error! wx._core.wxAssertionError: C++ assertion “(argtype & (wxFormatStringSpecifier::value)) == argtype” failed at C:\…

I’ve been encountering this same problem. If I find a fix I will get back to you.

I also have the same issue. Does annybody know a solution for this problem?

Did you delete everything from your expInfo dialogue box? [image] Unhandled internal error when opening up a file Builder The expInfo dialogue box is set under Experiment Settings. It has participant and session as default. Have you synced to Pavlovia? If so, you could r…

Psychopy3 Error

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wakecarter October 11, 2021, 8:22am 4

Did you delete everything from your expInfo dialogue box?

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Psychopy3 Error

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