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I tried to connect My new ubuntu version with a projector.But it was useless cause Laptop not identified that projector.Updated my Nvidia Driver also.I installed disper also.but couldn't connect to it.Any solutions??

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Did you try "function key" + "The icon having two monitors on it"? Mine is F3. –  harisibrahimkv May 2 '12 at 10:21
Yes Tried.Not working :( –  Anjula Malshan May 2 '12 at 10:22
have same problem with nvidia card –  user66054 May 25 '12 at 11:40
type command 'xrandr' in a terminal; post output –  konrad May 25 '12 at 12:34
Try steps here: –  user38845 Aug 27 '12 at 1:22

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