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While loging in I chosed "Ubuntu" but when launch My Unity receive message "Ubuntu running in 2D mode..." and some options in compizConfig are disabled. I am instaled ati radeon proprietary driver and now it's activeted but when try to install post released updates then be a problem with installation and can't activate it. ...and i can't launch Ctalyst Control Centre (as one of the reasons stated- the AMD driver is not functioning properly.)...and still can't switch to Ubuntu 3d.

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You might not have the hardware to run compiz. – harisibrahimkv May 3 '12 at 18:38
hp probook 4530s,ati radeon 6490m (Kernel driver in use: fglrx_pci) and intel hd integrated... – foki May 3 '12 at 19:01

Run "Additional Driver" from application menu and install the one "recommended" then reboot.It should work for you.If you still stuck, edit your post.

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