excatly

i sometime get this error when i connect to cdma mobile internet through my laptop which has vista.. then internet gets disconnected and i cannot reconnect it until i restart the system... (it always doesnt happens) i excatly dont know when it started but i think i was downloading...

when the computer is started ,its scans and when it is completed the slashing screen of windows comes(win 98) when after that its says it is updating some thing then the screen saver like things appears which reads "SYNC OUT OF RANGE" what excatly is problem and how can it be solved ...