Comment 0 for bug 687641

I am using hp mini 110-1100 it is new and worked for three months with windows 7 starter before I erase windows into only Ubuntu desktop Maverik Meerkat 32-bit, it got 1gb RAM, 1.6 GHz, 1.6 GHz atom intel processor 130 free hard-disk, the Ubuntu was well and all basic problems were solved easily, I installed netbook interface and KDE to check sometimes, since 28 Oct, 5 days ago I obseved that when I restart or shut down and open computer again there is no pproblem until I open any application (Evolution,Terminal,any game, any browser, and so any application) the system auto-log out (as if the application I open got a log out button)into username screen, so I choose username and log in and every thing go as normal !!! it only do that once at a session, but a new session will make it (restart or shut down), then gradually it started to be slower on start up, take a longer time at 'hp trade mark screen' where there is no response to any ctrl+alt+fsomething, I counted that to be an increasing time on start up, then it start to third problem after prolonged hibernate : a chaotic screen with black square at the quarter left of the screen , this happened three times and only restart will remove it to repeat the circle, all these problems occurred in a Sequential phenomena that terrified me if continued on who could expect what will happen so on