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meisa233/Bugs_about_pyqt5.md

Created August 24, 2023 06:41
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qt.qpa.plugin: Could not find the Qt platform plugin "xcb" in ""
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Bugs_about_pyqt5.md

This answer is from Chatgpt 3.5. The information about error:

qt.qpa.plugin: Could not find the Qt platform plugin "xcb" in ""

Answer:

export QT_PLUGIN_PATH=/path/to/Qt/plugins
E.g. export QT_PLUGIN_PATH=/media/sdtv/新加卷/MyCode/MiVOS/venv/lib/python3.7/site-packages/PyQt5/Qt5/plugins

export QT_QPA_PLATFORM_PLUGIN_PATH=/path/to/Qt/plugins/platforms
E.g. export QT_QPA_PLATFORM_PLUGIN_PATH=/media/sdtv/新加卷/MyCode/MiVOS/venv/lib/python3.7/site-packages/PyQt5/Qt5/plugins/platforms

run your script

QT_DEBUG_PLUGINS=1 LD_PRELOAD=/media/sdtv/新加卷/MyCode/MiVOS/venv/lib/python3.7/site-packages/PyQt5/Qt5/lib/libQt5XcbQpa.so.5 python interactive_gui.py --video /home/sdtv/Desktop/128ebc825ad94dd495c76601a6842019_H264_mp4_500K.mp4
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