Google map v2 doesn't work in play store

Question

I created an android app that shows google map using Google Map api V2 and it works well with me in my mobile. But when I uploaded the apk of this app to (Google play store

Answer 1

Check whether you are using signed api key when you are exporting. Otherwise map looks blank.

Signed apk for release key procedure is here

Google Map Android API v2 can't display map in play store application