you have to unsinstall the google maps first using terminal or adb and then install the one from the market.
I had the same problem with Enom but enom put a soluton in his tread and i was able to do it...
Android One is a Google initiative set to bring an AOSP-like experience tosome emergingmarkets like India, … more
15 Sep 2014
By Tomek Kondrat
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. Are you a developer?