This is a page with small problems, to which I have found easy solutions,
so as to not litter the blog page.
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<u>Problem:</u>
Nextcloud File not supported Error (<code>exif_read_data(): File not supported at /var/www/html/lib/private/Metadata/Provider/ExifProvider.php#59</code>).<br>
<u>Solution:</u>
Upload over IP and port rather than over nginx.<br>
Pacman install fails with 404 (<code>error: failed retrieving file 'X' from Y : The requested URL returned error: 404</code>).<br>
<u>Solution:</u>
Replace <code>/etc/pacman.d/mirrorlist</code> with a new file generated at <ahref="https://archlinux.org/mirrorlist/">https://archlinux.org/mirrorlist/</a>.<br>
Then run <code>sudo pacman -Syyu</code> to update with the new mirrorlist. Make sure to use 2 y's, to force the new changes.<br>
<u>Explanation:</u>
Your mirrorlist is outdated, possibly due to the recent <ahref="https://archlinux.org/news/git-migration-completed/">pacman git migration</a>.<br>