我无法确定导致Playstore控制台内部崩溃日志崩溃的原因是它显示的是android.runtime.JavaProxyThrowable。 有时候也会显示这个地方，但是没有显示抛出的原始异常。它是一个跨平台的xamarin表单应用程序。 在我的情况下，日志看起来像
android.runtime.JavaProxyThrowable: at StackCardView.Com.Wenchao.Cardstack.CardStack.ICardEventListener.Discarded (System.Int32 p0, System.Int32 p1) [0x00000] in <9395370f1a304c7290a7531b2c3dfd4d>:0
at Com.Wenchao.Cardstack.CardStack+ICardEventListenerInvoker.n_Discarded_II (System.IntPtr jnienv, System.IntPtr native__this, System.Int32 p0, System.Int32 p1) [0x00009] in <54ad445d01d649f18c501aeb89761ae6>:0
at (wrapper dynamic-method) System.Object:97ca24d4-0414-43c1-a8ee-a1e52f293935 (intptr,intptr,int,int)
at md5d9e2c345da228fe4f95e9f8464432261.StackCardView.n_discarded (Native Method)
at md5d9e2c345da228fe4f95e9f8464432261.StackCardView.discarded (StackCardView.java:50)
at com.wenchao.cardstack.CardStack$2$1.onAnimationEnd (CardStack.java:184)
at com.wenchao.cardstack.CardAnimator$3.onAnimationEnd (CardAnimator.java:178)
at android.animation.AnimatorSet$AnimatorSetListener.onAnimationEnd (AnimatorSet.java:855)
at android.animation.ValueAnimator.endAnimation (ValueAnimator.java:1239)
at android.animation.ValueAnimator$AnimationHandler.doAnimationFrame (ValueAnimator.java:766)
at android.animation.ValueAnimator$AnimationHandler$1.run (ValueAnimator.java:801)
at android.view.Choreographer$CallbackRecord.run (Choreographer.java:920)
at android.view.Choreographer.doCallbacks (Choreographer.java:695)
at android.view.Choreographer.doFrame (Choreographer.java:628)
at android.view.Choreographer$FrameDisplayEventReceiver.run (Choreographer.java:906)
at android.os.Handler.handleCallback (Handler.java:739)
at android.os.Handler.dispatchMessage (Handler.java:95)
at android.os.Looper.loop (Looper.java:158)
at android.app.ActivityThread.main (ActivityThread.java:7224)
at java.lang.reflect.Method.invoke (Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:1230)
at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1120)
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android.runtime.JavaProxyThrowable: at CustomControls.Droid.FButtonRenderer.SetUserDetails (Xamarin.Facebook.GraphResponse json) [0x00006] in <9395370f1a304c7290a7531b2c3dfd4d>:0
at JiTr.Core.CustomControls.Droid.FButtonRenderer.OnSuccessfulLogin (Xamarin.Facebook.GraphResponse json, System.String token) [0x0000a] in <9395370f1a304c7290a7531b2c3dfd4d>:0
at JiTr.Core.CustomControls.Droid.FButtonRenderer+<>c__DisplayClass2_0.<OnElementChanged>b__1 (Xamarin.Facebook.GraphResponse json) [0x00008] in <9395370f1a304c7290a7531b2c3dfd4d>:0
at JiTr.Core.CustomControls.Droid.FButtonRenderer+GraphCallBack`1[TResult].OnCompleted (Xamarin.Facebook.GraphResponse p0) [0x00011] in <9395370f1a304c7290a7531b2c3dfd4d>:0
at Xamarin.Facebook.GraphRequest+ICallbackInvoker.n_OnCompleted_Lcom_facebook_GraphResponse_ (System.IntPtr jnienv, System.IntPtr native__this, System.IntPtr native_response) [0x00012] in <03649d48fbd74f219fa81f56f16154fd>:0
at (wrapper dynamic-method) System.Object:7e8b0ee9-7c65-4842-80d5-946db81633f7 (intptr,intptr,intptr)
如何正确查明实际导致问题的原因。