My application uses Google Maps v2. This application successfully working on Android powered device. I tried to run the same application on Android emulator. The target of m
Google Maps v2 requires Google Play Services , it's not available in Android emulator. You can try this blog post , should be helpful for you.
http://javamvp.blogspot.com/2013/06/put-android-maps-v2-work-on-your.html
If map loading is the only issue you have then I am pretty sure that its api key issue. Please recheck that in manifest.