pogbalovemusic 发表于 2020-12-2 17:22:09

A40I开发板，跑官方QT例程，出现如下错误

# ls
HelloWorld      helloworld      rtc_gui         wo.wav
Usart             myslider          script_parser.sh
backlight_gui   record.wav      translate.mp4
# ./backlight_gui
disp_get_layer,line:67:disp_get_layer (0,-460914688,0) fail
Unable to query physical screen size, defaulting to 100 dpi.
To override, set QT_QPA_EGLFS_PHYSICAL_WIDTH and QT_QPA_EGLFS_PHYSICAL_HEIGHT (in millimeters).
xkbcommon: ERROR: failed to add default include path /usr/share/X11/xkb
Failed to create xkb context

想问下解决方法

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