deb

Hello everyone i wanted to install python,dkms,sudo and pip3 but i cant see the pictures, i added followin line in the /etc/apt/source.list deb http://download.proxmox.com/debian/pve buster pve-no-subscription saved it and wanted to update but then it shows following error: and this error...

Hallo, ich möchte mit Proxmox 5.1 gern LTO7 Laufwerke an eine Windows VM durchreichen. Wie unter: https://pve.proxmox.com/wiki/Tape_Drives#Installing_from_an_adapted_deb_packages_of_scst_3.1.x_for_Debian_Jessie_8.x_.28Preferred_method_and_recommended.29 beschrieben. Leider kann ich nicht...