Thank you for your bug report. It seems a snapd or store problem > error: cannot perform the following tasks: - Fetch and check assertions for snap "thunderbird" (509) (cannot verify sna p "thunderbird", no matching signatures found)
** Package changed: thunderbird (Ubuntu) => snapd (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2080536 Title: package thunderbird (not installed) failed to install/upgrade: new thunderbird package pre-installation script subprocess returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/snapd/+bug/2080536/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
