Error (2) is when the server cannot load data from the Google Play. To resolve this issue, please try following instruction below:
1. Login as a guest When the server is connecting to your Google Play account on the loading screen, press “back” button on your device and sign in as a guest. After finishing the tutorial as a guest, go to setting -> account, then select “Facebook login”.
2. Try logging in with using another Google Play ID (if any) if you have another Google Play account, try signing in using different ID