ive upgraded to ubuntu 12.04 and now radomly my laptop just freezes.. have no idea what is going on.. i was doing a simple java update the last time it froze.. here are my specs hp touchsmart tx2z 1300 AMD dual core 2.4 ghz prosessor and 4 gb's of ram.. so it shouldnt be to slow for 12.04 .. i dont know where to start? any idea to make this stop freezing?