google play games achievements reset (every day)

Question

Last week we soft-launched our game and we started getting errors from people. One of the bugs they (all) seem to have is that their achievements are being reset at least ev

Answer 1

Alright we've found the answer: we had 2 credentials and apparently used the wrong one in our APK. We switched around the Signing-certificate fingerprint so that the fingerprint in the APK and in play services match and now it's working.

The strange thing is that everything seemed to work and we've never gotten any feedback from google that something was wrong...

Thanks for your attention to this problem!