bom dia me apareceu esse erro no logcat
10-23 10:32:04.314 2320-2332/? W/Auth: [GetToken] GetToken failed with status code: NetworkError
10-23 10:32:04.317 2320-2332/? W/GLSActivity: java.io.IOException: NetworkError
                                                  at dzj.a(:com.google.android.gms@11518470:15)
                                                  at dzi.a(:com.google.android.gms@11518470:2)
                                                  at dzi.e(:com.google.android.gms@11518470:6)
                                                  at dzh.a(:com.google.android.gms@11518470:1)
                                                  at eax.getAuthToken(:com.google.android.gms@11518470:7)
                                                 
at
android.accounts.AbstractAccountAuthenticator$Transport.getAuthToken(AbstractAccountAuthenticator.java:244)
                                                 
at
android.accounts.IAccountAuthenticator$Stub.onTransact(IAccountAuthenticator.java:113)
                                                  at android.os.Binder.transact(Binder.java:499)
                                                  at buy.onTransact(:com.google.android.gms@11518470:3)
                                                  at android.os.Binder.execTransact(Binder.java:565)
10-23 10:32:04.336 2608-4074/? E/Finsky: [166] com.google.android.finsky.heterodyne.a.a(26): Failed to get auth token
                                         com.android.volley.AuthFailureError: Error while retrieving auth token
                                             at com.android.volley.a.a.a(SourceFile:15)
                                             at com.google.android.finsky.heterodyne.a.a(SourceFile:22)
                                             at com.google.android.gms.phenotype.core.c.b.a(SourceFile:101)
                                             at com.google.android.gms.phenotype.core.c.b.a(SourceFile:76)
                                            
at
com.google.android.finsky.heterodyne.HeterodyneSyncService.onHandleIntent(SourceFile:16)
                                             at android.app.IntentService$ServiceHandler.handleMessage(IntentService.java:68)
                                             at android.os.Handler.dispatchMessage(Handler.java:102)
                                             at android.os.Looper.loop(Looper.java:154)
                                             at android.os.HandlerThread.run(HandlerThread.java:61)
                                          Caused by: java.io.IOException: NetworkError
                                            
at
android.accounts.AccountManager.convertErrorToException(AccountManager.java:2205)
                                             at android.accounts.AccountManager.-wrap0(AccountManager.java)
                                            
at
android.accounts.AccountManager$AmsTask$Response.onError(AccountManager.java:2056)
                                            
at
android.accounts.IAccountManagerResponse$Stub.onTransact(IAccountManagerResponse.java:69)
                                             at android.os.Binder.execTransact(Binder.java:565)