After changing “buster” to “bullseye” in /etc/apt/sources.list and /etc/apt/sources.list.d/* and doing an “apt update” I get the following errors:
Err:8 http://mirror.hetzner.de/debian/security bullseye/updates Release
404 Not Found [IP: 213.133.99.97 80]
Hit:9 https://nginx.org/packages/mainline/debian bullseye InRelease
Hit:10 https://packages.sury.org/apache2 bullseye InRelease
Ign:11 https://mirror.mva-n.net/mariadb/repo/10.4/debian bullseye InRelease
Err:12 https://mirror.mva-n.net/mariadb/repo/10.4/debian bullseye Release
404 Not Found [IP: 195.65.111.42 443]
Hit:13 https://packages.sury.org/php bullseye InRelease
Hit:14 https://apt.hestiacp.com bullseye InRelease
Reading package lists... Done
E: The repository 'http://mirror.hetzner.de/debian/security bullseye/updates Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'https://mirror.mva-n.net/mariadb/repo/10.4/debian bullseye Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.```
Those are the contents of the sources.list, hetzner-security-updates.list and mariadb.list files:
deb http://deb.debian.org/debian bullseye main
deb-src http://deb.debian.org/debian bullseye main
deb http://deb.debian.org/debian-security bullseye-security main contrib
deb-src http://deb.debian.org/debian-security bullseye-security main contrib
deb http://deb.debian.org/debian bullseye-updates main
deb-src http://deb.debian.org/debian bullseye-updates main
# deb http://deb.debian.org/debian bullseye-backports main
# deb-src http://deb.debian.org/debian bullseye-backports main
deb http://mirror.hetzner.de/debian/security bullseye/updates main contrib non-free
deb [arch=amd64] https://mirror.mva-n.net/mariadb/repo/10.4/debian bullseye main
What am I doing wrong? Thank you.