I been search regarding GSM Pre GPS problem and so far no luck so wanna try to post see anyone can help me with it.
Recently i start using foursquare and some how realise the location no matter i am indoor or outdoor is not so accurate, so i do a little test. Switch location service off and on only GPS via Location Service and try google maps. Guess what it unable to determine my location. Further more i try the Hash code..

it return my location is unavalable GPS Error.

anyone can help me with this?