I just filed a similar bug affecting Ubuntu 20.04 Focal: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1976233
There seems to be a problem with a recent update of the ddebs repositories. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1975865 Title: Hash and size mismatch with http://ddebs.ubuntu.com/dists/bionic- updates/main/binary-amd64/Packages.gz To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1975865/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs