Probably solved by following the suggestions at https://gist.github.com/piersharding/ffc505564a82daaf6ff33d951f568dad
In /etc/apt I moved trusted.gpg* in a backup directory and runned "sudo apt-key update". After that I runned "sudo apt-get update": it gave no error or warnings, but apparently it did not accomplish the update. On the contrary, the Software Updater on the GUI made the whole work without any error and correctly updated the system (at least, it seems so). -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1592040 Title: Can't update repos due to signing problems To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1592040/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
