OS (e.g. Win10): PsychoPy version: 2020.2.4. Standard Standalone? (y/n) yes Problem:: Dear Community, when I try to start an experiment in the runner (which was previously built in the builder), only the background is displayed - regardless of the experiment, which is why I suspect that it is n…

This is a known bug - if you close Runner or if you have your preferences set up so that only the Builder or Coder window opens on launch, then the app’s internal representation of Runner is just None and so any attempt to send things to the output window causes this error. To fix, just set your pre…

Internal Error - Only the background screen is displayed

Builder

pruggeri November 10, 2020, 1:20pm 6

thanks a lot for the feedback! I proceeded in the way described here, and it seems I have solved this issue…

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Internal Error - Only the background screen is displayed

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