I think I found a way to fix it:
https://alvinr.ca/2023/05/21/fixing-a-fatal-error-occured-when-running-atmosphere-title-id-010000000000002b/
And if you need to see a rough guide of it look at this:
Sadly it's not in English
Update:
Booting stock sticks at the white switch logo.
Booting stock through hekate gives
Booting sysnand through fusee or hekate
Tried that and still got the same issues.
Got a busted V1 Switch from a buddy of mine... not sure what he did, but fellas, it's a doozy. Think it may be cooked.
I get the black-and-white Nintendo boot screen, then just a black abyss when trying to boot into Stock FW. It is completely...