https://docs.khadas.com/ 2026-04-19T13:32:14+00:00 https://docs.khadas.com/ https://docs.khadas.com/ttps://docs.khadas.com/lib/tpl/dokuwiki-new/images/favicon.ico text/html 2022-07-17T21:53:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1s/troubleshooting/capture-log?rev=1658109210&do=diff VIM1S Capture Running Log This guide is for users of Ubuntu Linux. You can capture information from the running system log to diagnose abnormal behaviour and unexpected outputs. Login via a Serial Terminal Connect your PC to the SBC using a Serial Debug Tool. The default account and password of Ubuntu Linux is as follows: text/html 2024-10-21T22:03:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1s/troubleshooting/resolve-obs-cannot-start?rev=1729562634&do=diff VIM1S OBS fixup Introduction OBS can't work properly on Ubuntu with Wayland by default, here we provide a solution to fix this issue. Solution QT_QPA_PLATFORMxcb $ export QT_QPA_PLATFORM=xcb $ obs Remove GPU package text/html 2022-07-17T21:53:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1s/troubleshooting/start?rev=1658109223&do=diff VIM1S Troubleshooting troubleshooting index text/html 2022-11-21T04:45:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1s/troubleshooting/ubuntu22.04-fixup?rev=1669023926&do=diff VIM1S Ubuntu 22.04 Fixup Introduction For newer SBC like VIM4, VIM1S and Edge2, the default desktop is Ubuntu 22.04 with Wayland GPU support, in this case, it may breaks some software from upstream, here we provide the solution to fixup such software. text/html 2022-11-21T05:10:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/vim1s/troubleshooting/x11-fixup?rev=1669025429&do=diff VIM1S X11 Fixup For VIM4/1S/3/3L with 5.15 kernel, the default desktop is Gnome with Wayland GPU support, it breaks the X11 desktop by default, if you want to use the X11 desktop, please follow the steps bewlow: cd /tmp/ sudo apt update apt download libgbm1 dpkg -x libgbm1_*.deb libgbm1 sudo rm /usr/lib/aarch64-linux-gnu/libgbm.so.1.0.0 sudo cp libgbm1/usr/lib/aarch64-linux-gnu/libgbm.so.1.0.0 /usr/lib/aarch64-linux-gnu/ sync sudo reboot