ok.spend more time to get this problem right
follow this setup script you will make it work now.
1.before when you install google maps on you phone.you must right setting APN and GPS.
2.remove your google mpas by DM.
3.download it from m.google.com.
4.This is a important operate. when you install google maps done. The google maps app will automatic run. Notice: (don't do it and force escape.)
5.reboot you phone. you can use remove battery or press alt+aA+del.
everythings is ok. you can run your google maps now