I just noticed that Compiz is using the Nouveau driver even though it is not installed. I am using Nvidia 173, forcing Unity to start and have the same issue of no icons in launcher. Here is output from compiz_check:
Gathering information about your system... Distribution: Ubuntu 11.04 Desktop environment: GNOME Graphics chip: nVidia Corporation NV34 [GeForce FX 5200] (rev a1) Driver in use: nouveau Rendering method: Nvidia Checking if it's possible to run Compiz on your system... Checking for texture_from_pixmap... [ OK ] Checking for non power of two support... [ OK ] Checking for composite extension... [ OK ] Checking for FBConfig... [ OK ] Checking for hardware/setup problems... [WARN] Something potential problematic has been detected with your setup: Warning: Detected driver is not on the whitelist. Would you like to know more? (Y/n) Anybody have a solution for this? -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/762478 Title: [nouveau] No icons shown in unity launcher To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/762478/+subscriptions _______________________________________________ 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