[ubuntu] Ubuntu on Dual-Monitor Desktop detects single laptop screen

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http://ubuntuforums.org – I have a custom built gaming computer with 2 monitors, after using Ubuntu on my laptop since 8.04 on up to 12.04 I decided to install the same 12.04 on my desktop which usually runs Windows. The main problem I'm having now is it only detects 1 monitor and treats it like a laptop monitor. I read in other places this is usually dismissed by the community as a "silly" bug and should be fixed sometime soon as I guess most people have just one monitor anyways. During installation it detected the 2nd monitor just fine and duplicated my screen onto it but after installation it remained un (Hardware)