I fix it. Edit xorg.conf file. start at # line. and restart x then can set Visual Effects.
Thanks. file xorg.conf ----------------------------------------------------------------------------------- ... Section "Monitor" Identifier "Configured Monitor" EndSection Section "Screen" Identifier "Default Screen" Monitor "Configured Monitor" Device "Configured Video Device" # SubSection "Display" # Virtual 2800 1050 # EndSubSection EndSection ... ----------------------------------------------------------------------------------- -- intel 945gm graphics card no 3d acceleration https://bugs.launchpad.net/bugs/354698 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