2019-03-16 03:00:26.645 23104-23104/com.yuyakaido.android.cardstackview.sample E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.yuyakaido.android.cardstackview.sample, PID: 23104
java.lang.IllegalArgumentException: Parameter specified as non-null is null: method kotlin.jvm.internal.Intrinsics.checkParameterIsNotNull, parameter view
at com.yuyakaido.android.cardstackview.sample.MainActivity.onCardAppeared(Unknown Source:2)
at com.yuyakaido.android.cardstackview.CardStackLayoutManager$1.run(CardStackLayoutManager.java:206)
at android.os.Handler.handleCallback(Handler.java:789)
at android.os.Handler.dispatchMessage(Handler.java:98)
at android.os.Looper.loop(Looper.java:164)
at android.app.ActivityThread.main(ActivityThread.java:6541)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:240)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:767)