Hello, I just solved it by using the info in this link : https://kicad- pcb.org/download/ubuntu/
In the end it means upgrading to Kicad 5.1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1767652 Title: kicad on ubuntu mate 18.04 cursor ghosting (eeshcema), pcb design shrinked (pcbnew) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kicad/+bug/1767652/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs