我在使用真实设备登录Facebook时遇到严重问题。我收到此错误
-10-29 15:23:28.622 21689-21689/apps.vanilla.edvin.myapplication W/System.err: CONNECTION_FAILURE: TigonError(3): GraphQLHttpFailureDomain(401) HTTP Error
at com.facebook.login.LoginManager.onActivityResult(LoginManager.java:219)
at com.facebook.login.LoginManager$1.onActivityResult(LoginManager.java:174)
at com.facebook.internal.CallbackManagerImpl.onActivityResult(CallbackManagerImpl.java:92)
at com.vanillapps.caietvirtual.Start.Autentication.LoginFragment.onActivityResult(LoginFragment.java:269)
at android.support.v4.app.FragmentActivity.onActivityResult(FragmentActivity.java:160)
at android.app.Activity.dispatchActivityResult(Activity.java:7289)
at android.app.ActivityThread.deliverResults(ActivityThread.java:4516)
at android.app.ActivityThread.handleSendResult(ActivityThread.java:4563)
at android.app.ActivityThread.-wrap22(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1698)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6776)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1496)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1386)
使用仿真器，登录无问题。
关于我的问题有什么建议吗？谢谢。