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tools:loefeeg:eegtaskpc [2025/10/31 15:45] – [Loeffler EEG Task PC] willtools:loefeeg:eegtaskpc [2026/01/20 08:59] (current) – will
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 ====== Loeffler EEG Task PC ====== ====== Loeffler EEG Task PC ======
  
-Linux PC for running [[:tools:loefeeg#tasks]]+Linux PC for running [[:tools:loefeeg#tasks]], part of [[:tools:loefeeg]]
  
 ===== Audio ===== ===== Audio =====
  
 Psychopy 2025 has mutli-audio issues? Psychopy 2025 has mutli-audio issues?
 +<code>
 +pip show psychopy|grep Version # Version: 2025.2.1
 +python3 ~/.venv/lib/python3.13/site-packages/psychopy/demos/coder/stimuli/soundStimuli.py
 +# 
 +Expression 'ret' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 1742
 +Expression 'AlsaOpen( hostApi, parameters, streamDir, &pcm )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 1774
 +Exception ignored in: <function Stream.__del__ at 0x7f6d58a85940>
 +Traceback (most recent call last):
 +  File "/home/lncd/.venv/lib/python3.13/site-packages/psychtoolbox/audio.py", line 236, in __del__
 +    self.close()
 +  File "/home/lncd/.venv/lib/python3.13/site-packages/psychtoolbox/audio.py", line 146, in close
 +    raise err
 +  File "/home/lncd/.venv/lib/python3.13/site-packages/psychtoolbox/audio.py", line 139, in close
 +    PsychPortAudio('Close', self.handle)
 +AttributeError: 'Stream' object has no attribute 'handle'
 +</code>
  
 https://discourse.psychopy.org/t/error-with-auditory-stimuli-experiments/44921 https://discourse.psychopy.org/t/error-with-auditory-stimuli-experiments/44921
 +
 +https://psychopy.org/api/sound/playback.html?_gl=1*16ntnq1*_ga*NzY0OTEzMjEuMTc2MTU5Nzc0OQ..*_ga_96LHQFPY1F*czE3NjE5NDAwMjQkbzgkZzEkdDE3NjE5NDA1NTMkajYwJGwwJGgw#:~:text=0%20%3A%20Latency%20not%20important&text=The%20advantage%20of%20this%20move,the%20same%20throughout%20the%20experiment
 ===== Video Card ===== ===== Video Card =====
 ''GeForce GTX 760'' was pulled from the original task PC and put into the newest. <del>In the [[https://us.download.nvidia.com/XFree86/Linux-x86_64/535.261.03/README/supportedchips.html|supported list of cards]] for [[https://wiki.debian.org/NvidiaGraphicsDrivers#trixie-535|Version 535.261.03]] according to [[https://wiki.debian.org/NvidiaGraphicsDrivers#Debian-packaged_drivers|the debian wiki]]</del>. Kernel booted with 535 fails, errors with suggestion to use ''nvidia-legacy-390xx''. Booting that suggests adding ''ibt=off'', but that causes a kernel panic(?) or hang on Debian 13/sid. With the stock/open nouveau drivers, the card runs very hot and the fan is always on. ''GeForce GTX 760'' was pulled from the original task PC and put into the newest. <del>In the [[https://us.download.nvidia.com/XFree86/Linux-x86_64/535.261.03/README/supportedchips.html|supported list of cards]] for [[https://wiki.debian.org/NvidiaGraphicsDrivers#trixie-535|Version 535.261.03]] according to [[https://wiki.debian.org/NvidiaGraphicsDrivers#Debian-packaged_drivers|the debian wiki]]</del>. Kernel booted with 535 fails, errors with suggestion to use ''nvidia-legacy-390xx''. Booting that suggests adding ''ibt=off'', but that causes a kernel panic(?) or hang on Debian 13/sid. With the stock/open nouveau drivers, the card runs very hot and the fan is always on.