@Andrea, sorry, just now I got able to take a shot from the screen using my mobile. And you were right: no icons in indicators.
Yesterday, several users logged in my machine, then, during the night, screenlock was activated. ** Attachment added: "cannot-login-2017-07-31.jpg" https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1311316/+attachment/4924512/+files/cannot-login-2017-07-31.jpg -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1311316 Title: After locking screen there is no input field to type password for unlock To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/1311316/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs