[ubuntu-studio-users] Updated to 22.10 and greeted with a Grub screen: what to do now?

[Viktor Mastoridis]

17 Feb 2023 15:55:31 Ross Gammon <ubuntustudio at the-gammons.net>:

> Hi Viktor,
>
> Very strange indeed. I did the the exact same upgrade yesterday, but I used the do-release-upgrade command in the Konsole as recommended in the Release Notes.
>
> As the upgrade should only be operating on files using the package manager and its configuration (changing the active release and upgrading packages), I can only think that a new version of Grub could behave differently somehow, or you had a hardware failure.
>
> Do you have a backup? If so, you could restore and try again.
>
> Otherwise, I would recommend asking again on a wider Ubuntu Forum/Mailing list as you are more likely to find someone experienced in trouble-shooting this type of thing. We are more focused on Video and Pro-Audio stuff here.
>
> It did happen to me once before (getting a grub prompt) - I can't remember why. And there is plenty of advice online on how to diagnose the issue from the grub prompt.
>
> Good luck - fingers crossed!
>
> Ross
>
> On 15.02.2023 22.54, Viktor Mastoridis wrote:
>> Hello again,
>>
>> In my 10+ years of using Ubuntu and Ubuntu Studio, this is definitely the most strange thing.
>>
>> The root drive, where the operating system should've been installed, is empty!
>> See photo.
>>
>> As I said in my first email, there were no errors at the end of the upgrade process (22.04 to 22.10),  all was well.
>>
>> And now, there is only an empty, unpartitioned drive (hence the Grub prompt.
>>
>> The SSD drive itself is healthy,  according to Smart Tools.
>>
>> Should I report this situation somewhere?
>> If yes - where?
>> Viktor Mastoridis
>> Sent from 📱
>>
>> 15 Feb 2023 10:27:49 Viktor Mastoridis <viktor.mastoridis at gmail.com>:
>>
>>> When I say 'Grub' - I mean a terminal grub prompt, with no operating systems to select.
>>>
>>

Thank you.
The installation hard disk was actually erased. SmartCtl claims it's a healthy disk.
I do have a backup,  that's not the issue.
It's just the mystery of the erased disk...
Viktor Mastoridis
Sent from 📱
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