resolved (somehow) Re: Kernel 5.11.xx not booting, need to fallback to 5.8

[robert rottermann]

Thanks Ian

On 05.06.21 18:29, Ian Bruntlett wrote:
> Hi Robert,
>
> On Sat, 5 Jun 2021 at 17:13, robert <robert at redcor.ch 
> <mailto:robert at redcor.ch>> wrote:
>
>     Hi there
>
>     I have a dell xps 17 with Ubuntu 21.04
>
>     for some time now, I can not boot into the default kernal anymore, but
>     have to
>     use an older 5.8.xx kernel.
>
>     I just get a small blinking cursor and the booting stops there ..
>
>     can anybody of you give me an idea, how to fix that
>
>
> I am not a GRUB or Kernel expert but I always enable the display of boot time 
> kernel messages.
>
> To do that I:-
> 1. Edit  /etc/default/grub
> 2.  Copy the line GRUB_CMDLINE_LINUX_DEFAULT="quiet splash", changing it to 
> GRUB_CMDLINE_LINUX_DEFAULT=""
> 3. Put a # in front of the original line.
> 4. Run sudo update-grub
>
> After that, you should get more messages when booting or shutting down your 
> computer.
>
> Try booting your PC. Hopefully the last messages displayed on booting will 
> give an idea as to what is wrong.

now I do not even get the blinking cursor..

I do get lots of lines scrolling by before the screen goes dark.

but when I close and reopen the lid it eventually shows the login prompt.

I can live with that


thanks again

robert

>
> HTH,
>
>
> Ian
>
> -- 
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> <http://www.accu.org>
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>
>

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