[lubuntu] I cant see desktop after login

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http://ubuntuforums.org – hi, i am new in lubuntu. i installed on my netbook to make my netbook faster. i used wubi to install lubuntu but after it finished its job i rebooted computer.i selected lubuntu after that i selected ubuntu and it asked me login and password . i wrote and after that it showed 4-5 lines . ( i didnt know what was these lines saying).after taht nothing happened. desktop didnt start.what should i do to start? (Hardware)