The app works fine testing the release in my phone, but when is downloaded by Google play the login returns error 4. Someone knows why this problem ocours?
Solved!
I've used the SHA1 code of the release keystore to link the app with google API, but the correct would be use the key that google play generated to app.
The app works fine testing the release in my phone, but when is downloaded by Google play the login returns error 4. Someone knows why this problem ocours?