[ubuntu] Wireless trouble!

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http://ubuntuforums.org – I am duel booting windows 7 and ubuntu 12.04 and for some reason for the last month my wireless wasn't finding any networks (everything was greyed out) Having said that I have been messing around with it and now when I go to additional drivers and try to activate it I get this error Sorry, installation of this driver failed. Please have a look at the log file for details: /var/log/jockey.log If someone can help me out thta would be soooo awesome. thanks ! (Hardware)