my linux (Kubuntu) graphic is broken.
now i have only 1 screen (the other is black) with 1024×768.
- linux menus, and taskbar are not vissible. for open something i use KRunner.
- sometimes aplications are freezing and need restart them.
- cant change graphic card driver
- in the monitor configuation only 1024×768 is possible
i tried update graphic card driver
sy
into KRunner for open System settings
dr
into System settings
select Driver Manager
- change NVIDIA driver metapackage from nvidia-driver-510 (proprietary, tested) to nvidia...390
Screenshot Driver Manager
:
https://i.imgur.com/YkVJeWb.png
error exit status 1 (313) while installing package
then i get this error:
pk-client-error-quark: Error while installing package: installed linux-firmware package post-installation script subprocess returned error exit status 1 (313)
next reinstall gcc like so: https://askubuntu.com/a/1149383/1017209
gcc -v
gcc version 9.4.0 (Ubuntu 9.4.0-1ubuntu1~20.04)
sudo add-apt-repository ppa:ubuntu-toolchain-r/test
sudo apt update
sudo apt install gcc-9
nex tried change NVIDIA driver metapackage from nvidia-driver-390 (proprietary) to NVIDIA driver metapackage from nvidia-driver-390 (proprietary, tested) , but should be a nvidia)
error again:
pk-client-error-quark: Error while installing package: installed linux-firmware package post-installation script subprocess returned error exit status 1 (313)
read here and tried
i read here and tried to fix:
i did not/ i forget install some backup solution for the system thinks. software like timeshift. so i cant repair it from a backup.
System info
Operating System: Kubuntu 20.04
KDE Plasma Version: 5.18.8
KDE Frameworks Version: 5.68.0
Qt Version: 5.12.8
Kernel Version: 5.13.0-28-generic
OS Type: 64-bit
Processors: 16 × AMD Ryzen 7 3700X 8-Core Processor
Memory: 31,3 GiB of RAM