OS: Windows 11 PsychoPy version: both 2025.2.4 and 2025.1.1 Standard Standalone Installation? Y Do you want it to also run online? Y What are you trying to achieve?: Install Pupillabs plugin/package What did you try to make it work?: when I click on tools–>plugin/packages manager, I immediately…

[image] Can't launch plugins/packages manager Builder I need to install pygame (among other plugins) but am unable to do so. PsychoPy seems to believe it is not connected to the internet and, perhaps helpfully, gives this error message: Traceback (most recent …

Cannot open plugin/packages Manager

Builder

wakecarter February 11, 2026, 6:22pm 2

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Cannot open plugin/packages Manager

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