On Sat, 6 Jun 2020 11:14:13 -0400 leonard morin <leonard.morin@gmail.com> wrote: Hello leonard,Line commented out by installer because it failed to verify:Both instances of that should either be deleted or have an # inserted at the start of the line. IMO, the former is preferable. You may also wish to add an online repo, rather than relying on just the CDs.
Also, if what the OP pasted into his post was his entire /etc/apt/sources.list file, he is not using the CDs, either. Those lines were also commented out. The only uncommented lines where the ones that SHOULD have been comments:
------Snipped from original post ---------------------------------------------------------- # deb cdrom:[Debian GNU/Linux testing _Bullseye_ - Official Snapshot amd64 xfce-CD Binary-1 20200525-03:32]/ bullseye main contrib non-free #deb cdrom:[Debian GNU/Linux testing _Bullseye_ - Official Snapshot amd64 xfce-CD Binary-1 20200525-03:32]/ bullseye main contrib non-free Line commented out by installer because it failed to verify: #deb http://security.debian.org/debian-security bullseye-security main contrib non-free Line commented out by installer because it failed to verify: #deb-src http://security.debian.org/debian-security bullseye-security main contrib non-free -------------------------------------------------------------------------------------------