I think I might found something : I tried to add in Device section of /etc/X11/xorg.conf
Option "DRI" "off" Scince then I have no problem! look at http://www.ubuntu.com/getubuntu/releasenotes/904#Display%20freezes%20with%20Intel%20graphics%20cards BUT now I can not play any video ! Others have the same problem : https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video- intel/+bug/374258 Isaac : For Reboot from SSH, I also have the problem, I only tried "sudo reboot" -- kubuntu 9.04 freezes all the time https://bugs.launchpad.net/bugs/337351 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs