Google map not showing in android activity?

Question

In my android app I want to have a MainActivity with a google map occupying the entire screen.

My problem is that the google map does not display a map, only the go

Answer 1

1) Please update google play services

2) Please append your api key in the url

Ex:-"https://maps.googleapis.com/maps/api/directions/" + output + "?" + parameters + "&key=" + MY_API_KEY;