Vielleicht bieten euch Xorg.0.log und der Output von dmesg einige Anhaltspunkte, da es da einige verdächtige Zeilen zu geben scheint:
Code
grep EE /var/log/Xorg.0.log
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[ 7.635] (EE) open /dev/dri/card0: No such file or directory
[ 7.635] (EE) open /dev/dri/card0: No such file or directory
[ 7.635] (EE) open /dev/dri/card0: No such file or directory
[ 7.635] (EE) open /dev/dri/card0: No such file or directory
[ 7.637] (EE) Screen 0 deleted because of no matching config section.
[ 7.637] (EE) Screen 0 deleted because of no matching config section.
[ 7.642] (EE) AIGLX: reverting to software rendering
[ 13.284] (EE) evdev: TPPS/2 IBM TrackPoint: Unable to query fd: Inappropriate ioctl for device
[ 13.320] (EE) PreInit returned 2 for "TPPS/2 IBM TrackPoint"
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Auszug aus dmesg:
Code
[ 4.970449] bbswitch: Succesfully loaded. Discrete card 0000:01:00.0 is off
[ 5.261936] nvidia-nvlink: Nvlink Core is being initialized, major device number 249
[ 5.262332] NVRM: This is a 64-bit BAR mapped above 4GB by the system
NVRM: BIOS or the Linux kernel, but the PCI bridge
NVRM: immediately upstream of this GPU does not define
NVRM: a matching prefetchable memory window.
[ 5.262333] NVRM: This may be due to a known Linux kernel bug. Please
NVRM: see the README section on 64-bit BARs for additional
NVRM: information.
[ 5.262336] nvidia: probe of 0000:01:00.0 failed with error -1
[ 5.262348] NVRM: The NVIDIA probe routine failed for 1 device(s).
[ 5.262349] NVRM: None of the NVIDIA graphics adapters were initialized!
[ 5.262412] nvidia-nvlink: Unregistered the Nvlink Core, major device number 249
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Vollständige Versionen siehe Anhang, vielleicht werdet ihr schlauer daraus als ich.