I run this code: from psychopy import visual import psychopy width = 1600 height = 900 win = visual.Window( size=[width, height], units="pix", fullscr=False, color=[0.475, 0.475, 0.475]) win.flip() psychopy.event.waitKeys() win.close() And I get this error: Traceback (most recent…

Your version of pyglet might be too new. Depending on how you have Python set up, something like pip install pyglet==1.3.2 would downgrade pyglet.

on another pc i get this other error: C:\Users\cc18849\PycharmProjects\psychopy\venv\Scripts\python.exe C:/Users/cc18849/PycharmProjects/psychopy/venv/test.py Traceback (most recent call last): File “C:/Users/cc18849/PycharmProjects/psychopy/venv/test.py”, line 11, in color=[0.475, 0.475, 0.475…

Damien - you are a genius. I just ran into this very same error and your advice solved it for me. Hope you are well! bw, Tom.

Yes, it did solve my issue. Thanks.

Hi! I have a similar problem. I can’t run the “Hello world” demo. I get this message : Blockquote 8.6459 WARNING Monitor specification not found. Creating a temporary one… Traceback (most recent call last): File “C:\Program Files (x86)\PsychoPy2\lib\site-packages\psychopy\demos\coder\ba…

You should be able to run “pip install pyglet==1.3.2” in the terminal

I have Psychopy 1.90.2. I have installed Python 3.6 so i run pip3 install pyglet==1.3.2 and i still get this error message…

I found this post and it seems like it is the same problem you are having. Hopefully this helps. [image] Bugfixes for "Unable to share contexts" and "Portaudio not initialized" Coding I ran into this issue with PsychoPy 1.85.6 on some older Win XP laptops, so unfortunate…

Thank you very much for your interest! I will check on it and i hope it will help…

I managed to solve the problem. I went to “Preferences” and changed the “Window type” from pyglet to pygame and also clicked the ‘‘full-screen’’ button.Most of the demos are running ok!

Hello everyone, this problem happens to me too and no solution from the above suggested solves it. Is there anything else that can help? I have python 3.6.6 psychopy 2021 2.3 thank you

visual.Window() error

Coding

WillHinkle July 31, 2019, 6:15pm 10

I found this post and it seems like it is the same problem you are having. Hopefully this helps.

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visual.Window() error

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