AndroidRuntime

[decLH]

.debug E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.txunda.cropproduct.debug, PID: 25313
java.lang.NullPointerException: Attempt to read from field 'int android.graphics.Rect.top' on a null object reference
at com.library.flowlayout.FlowLayoutManager.formatAboveRow(FlowLayoutManager.java:234)
at com.library.flowlayout.FlowLayoutManager.onLayoutChildren(FlowLayoutManager.java:154)
at android.support.v7.widget.RecyclerView.dispatchLayoutStep2(RecyclerView.java:3625)
at android.support.v7.widget.RecyclerView.dispatchLayout(RecyclerView.java:3354)
at android.support.v7.widget.RecyclerView.onLayout(RecyclerView.java:3886)
at android.view.View.layout(View.java:19659)
at android.view.ViewGroup.layout(ViewGroup.java:6075)
at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1791)
at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1635)
at android.widget.LinearLayout.onLayout(LinearLayout.java:1544)
at android.view.View.layout(View.java:19659)
at android.view.ViewGroup.layout(ViewGroup.java:6075)
at android.support.design.widget.CoordinatorLayout.layoutChild(CoordinatorLayout.java:1165)
at android.support.design.widget.CoordinatorLayout.onLayoutChild(CoordinatorLayout.java:850)
at android.support.design.widget.CoordinatorLayout.onLayout(CoordinatorLayout.java:869)
at android.view.View.layout(View.java:19659)
at android.view.ViewGroup.layout(ViewGroup.java:6075)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
at android.view.View.layout(View.java:19659)
at android.view.ViewGroup.layout(ViewGroup.java:6075)
at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1791)
at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1635)
at android.widget.LinearLayout.onLayout(LinearLayout.java:1544)
at android.view.View.layout(View.java:19659)
at android.view.ViewGroup.layout(ViewGroup.java:6075)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
at android.view.View.layout(View.java:19659)
at android.view.ViewGroup.layout(ViewGroup.java:6075)
at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1791)
at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1635)
at android.widget.LinearLayout.onLayout(LinearLayout.java:1544)
at android.view.View.layout(View.java:19659)
at android.view.ViewGroup.layout(ViewGroup.java:6075)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
at com.android.internal.policy.DecorView.onLayout(DecorView.java:761)
at android.view.View.layout(View.java:19659)
at android.view.ViewGroup.layout(ViewGroup.java:6075)
at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2496)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2212)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1392)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6752)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:911)
at android.view.Choreographer.doCallbacks(Choreographer.java:723)
at android.view.Choreographer.doFrame(Choreographer.java:658)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:897)
at android.os.Handler.handleCallback(Handler.java:790)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:164)
at android.app.ActivityThread.main(ActivityThread.java:6494)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:438)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:807)

[decLH]

item数量超过一屏后会出现这个问题

[xiangcman]

你好，使用github最新的代码跑出来的问题吗，不要用依赖的形式，在时没遇到你这个问题额。

…

在 2019年7月19日，11:09，LuoHan ***@***.***> 写道： .debug E/AndroidRuntime: FATAL EXCEPTION: main Process: com.txunda.cropproduct.debug, PID: 25313 java.lang.NullPointerException: Attempt to read from field 'int android.graphics.Rect.top' on a null object reference at com.library.flowlayout.FlowLayoutManager.formatAboveRow(FlowLayoutManager.java:234) at com.library.flowlayout.FlowLayoutManager.onLayoutChildren(FlowLayoutManager.java:154) at android.support.v7.widget.RecyclerView.dispatchLayoutStep2(RecyclerView.java:3625) at android.support.v7.widget.RecyclerView.dispatchLayout(RecyclerView.java:3354) at android.support.v7.widget.RecyclerView.onLayout(RecyclerView.java:3886) at android.view.View.layout(View.java:19659) at android.view.ViewGroup.layout(ViewGroup.java:6075) at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1791) at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1635) at android.widget.LinearLayout.onLayout(LinearLayout.java:1544) at android.view.View.layout(View.java:19659) at android.view.ViewGroup.layout(ViewGroup.java:6075) at android.support.design.widget.CoordinatorLayout.layoutChild(CoordinatorLayout.java:1165) at android.support.design.widget.CoordinatorLayout.onLayoutChild(CoordinatorLayout.java:850) at android.support.design.widget.CoordinatorLayout.onLayout(CoordinatorLayout.java:869) at android.view.View.layout(View.java:19659) at android.view.ViewGroup.layout(ViewGroup.java:6075) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323) at android.widget.FrameLayout.onLayout(FrameLayout.java:261) at android.view.View.layout(View.java:19659) at android.view.ViewGroup.layout(ViewGroup.java:6075) at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1791) at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1635) at android.widget.LinearLayout.onLayout(LinearLayout.java:1544) at android.view.View.layout(View.java:19659) at android.view.ViewGroup.layout(ViewGroup.java:6075) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323) at android.widget.FrameLayout.onLayout(FrameLayout.java:261) at android.view.View.layout(View.java:19659) at android.view.ViewGroup.layout(ViewGroup.java:6075) at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1791) at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1635) at android.widget.LinearLayout.onLayout(LinearLayout.java:1544) at android.view.View.layout(View.java:19659) at android.view.ViewGroup.layout(ViewGroup.java:6075) at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323) at android.widget.FrameLayout.onLayout(FrameLayout.java:261) at com.android.internal.policy.DecorView.onLayout(DecorView.java:761) at android.view.View.layout(View.java:19659) at android.view.ViewGroup.layout(ViewGroup.java:6075) at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2496) at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2212) at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1392) at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6752) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:911) at android.view.Choreographer.doCallbacks(Choreographer.java:723) at android.view.Choreographer.doFrame(Choreographer.java:658) at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:897) at android.os.Handler.handleCallback(Handler.java:790) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:164) at android.app.ActivityThread.main(ActivityThread.java:6494) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:438) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:807) — You are receiving this because you are subscribed to this thread. Reply to this email directly, view it on GitHub <#29?email_source=notifications&email_token=AB3PDRKKRHZGR6TKR525Y33QAEV5LA5CNFSM4IFB4ZJ2YY3PNVWWK3TUL52HS4DFUVEXG43VMWVGG33NNVSW45C7NFSM4HAFMWSQ>, or mute the thread <https://github.com/notifications/unsubscribe-auth/AB3PDRLPAHYQCZAOL5JLIJ3QAEV5LANCNFSM4IFB4ZJQ>.