Setting `Input Method Configuration` to `none` the problem is solved. `im-config` (im-config, ver0.38-1ubuntu2, Ubuntu 19.04) select `none`
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1398424 Title: Double characters on inactive terminal To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/terminator/+bug/1398424/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs