@ubuntubugs-aiki-it sounds like a very sad setup. I'll switch to mozillateam's PPA [1] to end this snap-dance once and for all. Thank you for your efforts.
[1] https://launchpad.net/~mozillateam/+archive/ubuntu/ppa -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2009825 Title: [snap] thunderbird cannot sign messages with external gnupg To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/2009825/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
