Hello! I’ve been having an issue with PsychoPy’s coder view, since it won’t let me open up the “editor” panel, only the “output” and “source assistant” panels. I’m currently using a MacBook Pro with an M2 chip, and I’m on Tahoe 26.5 with PsychoPy v2026.1.3. I’ve tried other standard fixes but nothin…

Delete appdata.cfg [image] Launch Error Mac Other Thanks for your help! This is what fixed my very similar issue: I was running a 2023 version today just fine, then installed a 2025 version… Abruptly got the same message and it would crash on trying to open …

For a PsychoPy issue like this, I’d also check whether the Coder layout got saved with a corrupted panel configuration. Renaming or removing appData.cfg (as mentioned above) is usually the first thing I try, since it forces PsychoPy to rebuild the UI layout from scratch. If that doesn’t help, try la…

Editor Panel not available in Coder View

Other

wakecarter May 26, 2026, 10:08pm 2

Delete appdata.cfg

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Editor Panel not available in Coder View

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