Also confirmed the bug goes away in a Ubuntu Pro attached Focal virtual machine. Installed the 1:20.04.10.21 update-manager from proposed, sabotaged Livepatch with
---> mv /snap/bin/canonical-livepatch /snap/bin/canonical-livepatch.bak >/snap/bin/canonical-livepatch printf '%s\n' '#!/bin/sh' 'exit 1' chmod +x /snap/bin/canonical-livepatch <---
and launched update-manager, which opened and worked normally.
Also confirmed the bug goes away in a Ubuntu Pro attached Focal virtual machine. Installed the 1:20.04.10.21 update-manager from proposed, sabotaged Livepatch with
---> canonical- livepatch /snap/bin/ canonical- livepatch. bak bin/canonical- livepatch printf '%s\n' '#!/bin/sh' 'exit 1' canonical- livepatch
mv /snap/bin/
>/snap/
chmod +x /snap/bin/
<---
and launched update-manager, which opened and worked normally.