[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/1897392
T
The only error shown in /var/log/boot.log:
[FAILED] Failed to start Load/Save Screen Backlight Brightness of
backlight:acpi_video0.
See 'systemctl status systemd-backlight@backlight:acpi_video0.service' for
details.
which I solved with the command:
systemctl mask systemd-backlight@backlight:acp
I have updated the bios (used WinToUSB to install Win10 on an external
SSD, it works amazingly well). Unfortunately the error messages persist.
As the laptop does work (did not test 3D gaming yet, will do next week)
I suppose I should just ignore the messages.
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If it is too much of an inconvenience, don't worry about it. The
changelog for Lenovo's updates don't look too promising to fix the error
messages.
Thanks for the report.
** Changed in: linux (Ubuntu)
Status: Incomplete => New
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Ah unfortunately before I switched to Ubuntu, there was no bios update. Lenovo
does not provide anything to update the bios, only an unextractable Windows
exe.
I will figure out a way to install Windows on a portable drive (Win2USB).
Pretty bad manufacturers no longer provide a way to update bi
Please update to latest BIOS and see if the errors persist.
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https://bugs.launchpad.net/bugs/1897392
Title:
Ryzen 4800u, kernel 5.8.11 boot errors (AMD-Vi, ACPI, HDCP, Bluetooth)
To ma
A lot of these errors sound like BIOS issues. For example, "AMD-Vi:
Unable to read/write to IOMMU perf" is a very common error on modern AMD
systems due to lack of documentation on it.
Note that you are running older BIOS (F0CN17WW and latest is F0CN24WW).
** Package changed: kernel-package (Ubu
** Package changed: ubuntu => kernel-package (Ubuntu)
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Title:
Ryzen 4800u, kernel 5.8.11 boot errors (AMD-Vi, ACPI, HDCP, Bluetooth)
To manage n
Thank you for taking the time to report this bug and helping to make
Ubuntu better. It seems that your bug report is not filed about a
specific source package though, rather it is just filed against Ubuntu
in general. It is important that bug reports be filed about source
packages so that people
