Problem with theme & Google Maps API v2

hi , i use theme on wordpress , the theme need Google Maps API v2 and i get it from here

https://code.google.com/apis/console/?pli=1#project:125096150754:services

and i put it in the theme but the maps not working

and i get this error

https://uploadpic.org/storage/2011/xft324PyPSMxJtJXiLgTnORQB.png

please help

[ Please do not bump, it’s not permitted here. ]