Решение Could not load the Qt platform plugin "xcb"
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found. sudo apt-get install '^libxcb.*-dev' libx11-xcb-dev libglu1-mesa-dev libxrender-dev libxi-dev libxkbcommon-dev libxkbcommon-x11-dev