i have solved ! instead of run blender ..
go in the folder and type ./blender-static it's a script you could see in the same folder where you ahve downloaded and extracted blender -- [i965] graphical glitches with Blender/OpenGL unless DRI disabled https://bugs.launchpad.net/bugs/365776 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp