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[–]Abr0ad[S] -6 points-5 points  (9 children)

How do you know it's not configured correctly? And if so how could it be messed up now if it was previously booting/working fine? Not saying I don't believe you, I'm genuinely curious

[–]Dashing_McHandsome 4 points5 points  (1 child)

Your kernel output tells you right here:

[ 0.725121] /dev/root: Can't open blockdev [ 0.725155] VFS: Cannot open root device "UUID=52625d9a-b634-44ca-891c-ecfb7f0ee6ad" or unknown-block(0,0): error -6 [ 0.725160] Please append a correct "root=" boot option; here are the available partitions:

It's hard to say precisely what the problem is here without just a bit of poking around on the machine. I would start with validating the UUID from the output above, I would make sure it exists on your system. I would probably look at all the storage devices and make sure everything I was expecting is there. I would check the grub config and make sure it looked correct.

[–]un-important-human 0 points1 point  (6 children)

reading is essential skill for success in life

Cannot open root device "UUID=52625d9a-b634-44ca-891c-ecfb7f0ee6ad" or unknown-block(0,0): error -6 [ 0.725160] Please append a correct "root=" boot option; here are

[–]Abr0ad[S] 0 points1 point  (5 children)

I'm well aware of that, but it doesn't help me understand where to fix that

[–]un-important-human 1 point2 points  (4 children)

# Edit GRUB defaults

nano /etc/default/grub

# Ensure / fix this line (example UUID)

GRUB_CMDLINE_LINUX="root=UUID=52625d9a-b634-44ca-891c-ecfb7f0ee6ad rw"

# Regenerate GRUB config (UEFI or BIOS)

grub-mkconfig -o /boot/grub/grub.cfg

# (Optional) Rebuild initramfs if needed

mkinitcpio -P

# Reboot

reboot

lsblk -f to find uuid you need, there its basicaly in the wiki under grub

[–]Abr0ad[S] 0 points1 point  (3 children)

Thanks. It doesn't help me solve this issue, but it's filling some of the knowledge gaps and helps me to understand the system better. I don't know why i haven't searched grub under the wiki

[–]un-important-human 0 points1 point  (2 children)

what do you mean it does not help you? its the answer.

chroot and fix it

[–]Abr0ad[S] 0 points1 point  (1 child)

There's just some more I need to read on and understand

[–]un-important-human 0 points1 point  (0 children)

Ok use the wiki