Connecting my Debian testing disk after about 3 months of not using it. Did sudo apt udpate; sudo apt upgrade ....
paul@albukerk:~$ LANG=C sudo apt upgrade The following packages were automatically installed and are no longer required: gkbd-capplet libgnomekbd-common libgnomekbd8 libproxy1-plugin-gsettings libproxy1-plugin-networkmanager libproxy1-plugin-webkit Use 'sudo apt autoremove' to remove them. Upgrading: adwaita-icon-theme erlang-tools gstreamer1.0-x libselinux1:i386 python3-louis cpp-13 gcc-13 lib32gcc-13-dev libselinux1-dev texlive-base cpp-13-x86-64-linux-gnu gcc-13-base libgcc-13-dev libsemanage-common texlive-latex-base erlang-asn1 gcc-13-multilib libgnome-autoar-0-0 libsemanage2 texlive-latex-extra erlang-base gcc-13-x86-64-linux-gnu libgnome-autoar-gtk-0-0 libsoup-3.0-0 texlive-latex-recommended erlang-crypto gir1.2-gst-plugins-base-1.0 libgstreamer-gl1.0-0 libsoup-3.0-common texlive-pictures erlang-ftp gir1.2-soup-3.0 libgstreamer-plugins-base1.0-0 libstdc++-13-dev x11-utils erlang-inets gnome libio-socket-ssl-perl libvdpau-va-gl1 xserver-common erlang-mnesia gnome-accessibility-themes liblouis-data libvdpau-va-gl1:i386 xserver-xephyr erlang-parsetools gnome-core liblouis20 libvulkan-dev xserver-xorg-core erlang-public-key gnome-games libnghttp2-14 libvulkan1 xserver-xorg-dev erlang-runtime-tools gnome-themes-extra libobjc-13-dev libvulkan1:i386 xserver-xorg-legacy erlang-ssl gnome-themes-extra-data libsdl2-2.0-0 libx32gcc-13-dev xutils-dev erlang-syntax-tools gstreamer1.0-gl libsdl2-2.0-0:i386 meson erlang-tftp gstreamer1.0-plugins-base libselinux1 openssh-client Installing dependencies: gnome-connections libfreerdp-client3-3 libgtk-vnc-2.0-0 libgvnc-1.0-0 Not upgrading: libcom-err2-dbgsym libglx0-dbgsym libmd4c0-dbgsym libqt5qmlmodels5-dbgsym libqt5svg5-dbgsym libxcb1-dbgsym libgl1-dbgsym libgpg-error0-dbgsym libpcre2-16-0-dbgsym libqt5quick5-dbgsym libx11-6-dbgsym libzstd1-dbgsym libglvnd0-dbgsym libkf5i18n5-dbgsym libqt5qml5-dbgsym libqt5quickwidgets5-dbgsym libxau6-dbgsym Summary: Upgrading: 73, Installing: 4, Removing: 0, Not Upgrading: 17 Download size: 135 MB / 157 MB Space needed: 4675 kB / 122 GB available Continue? [Y/n] Err:1 http://deb.debian.org/debian testing/main amd64 libselinux1-dev amd64 3.7-3 404 Not Found [IP: 151.101.130.132 80] Err:2 http://deb.debian.org/debian testing/main i386 libselinux1 i386 3.7-3 404 Not Found [IP: 151.101.130.132 80] Err:3 http://deb.debian.org/debian testing/main amd64 libselinux1 amd64 3.7-3 404 Not Found [IP: 151.101.130.132 80] Err:4 http://deb.debian.org/debian testing/main amd64 libsemanage2 amd64 3.7-2 404 Not Found [IP: 151.101.130.132 80] Err:5 http://deb.debian.org/debian testing/main amd64 openssh-client amd64 1:9.8p1-8 404 Not Found [IP: 151.101.130.132 80] Ign:6 http://deb.debian.org/debian testing/main amd64 adwaita-icon-theme all 47~beta-1 Err:7 http://deb.debian.org/debian testing/main amd64 gcc-13-multilib amd64 13.3.0-6 404 Not Found [IP: 151.101.130.132 80] Err:8 http://deb.debian.org/debian testing/main amd64 libx32gcc-13-dev amd64 13.3.0-6 404 Not Found [IP: 151.101.130.132 80] Err:9 http://deb.debian.org/debian testing/main amd64 gcc-13 amd64 13.3.0-6 404 Not Found [IP: 151.101.130.132 80] Err:10 http://deb.debian.org/debian testing/main amd64 gcc-13-x86-64-linux-gnu amd64 13.3.0-6 404 Not Found [IP: 151.101.130.132 80] Err:11 http://deb.debian.org/debian testing/main amd64 cpp-13 amd64 13.3.0-6 404 Not Found [IP: 151.101.130.132 80] Err:12 http://deb.debian.org/debian testing/main amd64 cpp-13-x86-64-linux-gnu amd64 13.3.0-6 404 Not Found [IP: 151.101.130.132 80] Err:13 http://deb.debian.org/debian testing/main amd64 libobjc-13-dev amd64 13.3.0-6 404 Not Found [IP: 151.101.130.132 80] Err:14 http://deb.debian.org/debian testing/main amd64 libstdc++-13-dev amd64 13.3.0-6 404 Not Found [IP: 151.101.130.132 80] Err:15 http://deb.debian.org/debian testing/main amd64 libgcc-13-dev amd64 13.3.0-6 404 Not Found [IP: 151.101.130.132 80] Err:16 http://deb.debian.org/debian testing/main amd64 lib32gcc-13-dev amd64 13.3.0-6 404 Not Found [IP: 151.101.130.132 80] Err:17 http://deb.debian.org/debian testing/main amd64 gcc-13-base amd64 13.3.0-6 It looks like the problem is not that the server is down, but that the requested versions does not exist.