Please install all updates. Log out and log back in and try again. For me, it looks like this was fixed with recent updates, maybe mesa?
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to gtk+3.0 in Ubuntu. https://bugs.launchpad.net/bugs/1643481 Title: Hardware freeze when going fullscreen in certain applications with Wayland Status in Ubuntu GNOME: New Status in gtk+3.0 package in Ubuntu: Incomplete Bug description: Every time I press "F11" in Firefox or use "F" in VLC to go into fullscreen mode my laptop will freeze, only leaving the audio playing with a frozen image, without the ability to use my keyboard or move my touch pad or mouse, forcing me to restart my computer by holding down my power button. How to reproduce the bug in Ubuntu Gnome 17.04 on Wayland: - Press "F11" by default in Firefox to go into fullscreen mode. - Press "F" by default in VLC to go into and/or leave fullscreen mode. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-gnome/+bug/1643481/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
