java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getTop()' on a null object reference

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via GitHub by wenmingvs
, 1 year ago
Attempt to invoke virtual method 'int android.view.View.getTop()' on a null object reference
via GitHub by wenmingvs
, 1 year ago
Attempt to invoke virtual method 'int android.view.View.getTop()' on a null object reference
java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getTop()' on a null object reference
at com.wenming.weiswift.ui.login.fragment.home.userdetail.UserActivity$9.onScrollStateChanged(UserActivity.java:283)
at android.support.v7.widget.RecyclerView.dispatchOnScrollStateChanged(RecyclerView.java:3972)
at android.support.v7.widget.RecyclerView.setScrollState(RecyclerView.java:1194)
at android.view.View.dispatchTouchEvent(View.java:8968)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2698)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2410)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2709)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2425)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2709)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2425)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2709)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2425)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2709)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2425)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2709)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2425)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2709)
at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:2559)
at android.view.View.dispatchPointerEvent(View.java:9173)
at android.view.ViewRootImpl$ViewPostImeInputStage.processPointerEvent(ViewRootImpl.java:4706)
at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:4544)
at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4068)
at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:4121)
at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:4087)
at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:4201)
at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:4095)
at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:4258)
at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4068)
at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:4121)
at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:4087)
at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:4095)
at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4068)
at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:6565)
at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:6455)
at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:6426)
at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:6655)
at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:185)
at android.view.InputEventReceiver.nativeConsumeBatchedInputEvents(Native Method)
at android.view.InputEventReceiver.consumeBatchedInputEvents(InputEventReceiver.java:176)
at android.view.ViewRootImpl.doConsumeBatchedInput(ViewRootImpl.java:6626)
at android.view.ViewRootImpl$ConsumeBatchedInputRunnable.run(ViewRootImpl.java:6678)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:777)
at android.view.Choreographer.doCallbacks(Choreographer.java:590)
at android.view.Choreographer.doFrame(Choreographer.java:558)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:763)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:145)
at android.app.ActivityThread.main(ActivityThread.java:5942)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1400)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1195)

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