have a fresh install of edgy here and i can confirm the exact problem as mentioned above.
changing the device section as described above did fix the problem. please see also https://bugs.launchpad.net/distros/ubuntu/+source/linux-restricted-modules-2.6.17/+bug/69680 as it related to the whole install process of nvidia-glx-legacy. -- Xlib: extension "GLX" missing on display ":0.0" https://launchpad.net/bugs/63461 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs