Nithin Malikarunja

09-06 19:44:07.135 E/Auth ( 3088): [GoogleAccountDataServiceImpl] getToken() -> BAD_AUTHENTICATION. Account: , App: com.google.android.gm, Service: oauth2:https://mail.google.com/ https://www.googleapis.com/auth/gmail.ads https://www.googleapis.com/auth/gmail.readonly https://www.googleapis.com/auth/taskassist.readonly https://www.googleapis.com/auth/plus.contactphotos https://www.googleapis.com/auth/reminders https://www.googleapis.com/auth/gmail.full_access 09-06 19:44:07.135 E/Auth ( 3088): fzk: Long live credential...

In my case there was actual mismatch.. server was picking wrong data.. now its sorted..

Please check the video for reference. @breautek Edit: Removed the video. Sample app will made to reproduce to know exact RCA.