Ensure that the “Google Maps Android API v2” is enabled. I am getting this error when I try to Implement Google Maps

Question

I am working on google maps and I am getting this error. I had done the following things:

1. Got My sha1 fingerprint.

2. Registered my project and

Answer 1

• Make sure Maps SDK for Android is enabled in API console.

• Also you might need to add your package name and SHA-1 signing-certificate fingerprint to restrict usage for your key to be fully enabled.