Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.

今天在加载RecyclerView时发现运行崩溃，错误如下

E/AndroidRuntime: FATAL EXCEPTION: main
                  Process: com.bespeak.activity, PID: 12197
                  android.view.InflateException: Binary XML file line #33: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference
                  Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference
                      at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:764)
                      at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:730)
                      at android.view.LayoutInflater.rInflate(LayoutInflater.java:863)
                      at android.view.

E/AndroidRuntime: FATAL EXCEPTION: main
                  Process: com.bespeak.activity, PID: 12197
                  android.view.InflateException: Binary XML file line #33: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference
                  Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference
                      at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:764)
                      at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:730)
                      at android.view.LayoutInflater.rInflate(LayoutInflater.java:863)
                      at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:824)
                      at android.view.LayoutInflater.rInflate(LayoutInflater.java:866)
                      at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:824)
                      at android.view.LayoutInflater.inflate(LayoutInflater.java:515)
                      at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
                      at com.bespeak.adapter.BusinessBaseAdapter.onCreateViewHolder(BusinessBaseAdapter.java:37)
                      at com.bespeak.adapter.BusinessBaseAdapter.onCreateViewHolder(BusinessBaseAdapter.java:14)
                      at android.support.v7.widget.RecyclerView$Adapter.createViewHolder(RecyclerView.java:6748)
                      at android.support.v7.widget.RecyclerView$Recycler.tryGetViewHolderForPositionByDeadline(RecyclerView.java:5929)
                      at android.support.v7.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:5812)
                      at android.support.v7.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:5808)
                      at android.support.v7.widget.LinearLayoutManager$LayoutState.next(LinearLayoutManager.java:2230)
                      at android.support.v7.widget.LinearLayoutManager.layoutChunk(LinearLayoutManager.java:1557)
                      at android.support.v7.widget.LinearLayoutManager.fill(LinearLayoutManager.java:1517)
                      at android.support.v7.widget.LinearLayoutManager.onLayoutChildren(LinearLayoutManager.java:612)
                      at android.support.v7.widget.RecyclerView.dispatchLayoutStep2(RecyclerView.java:3878)
                      at android.support.v7.widget.RecyclerView.dispatchLayout(RecyclerView.java:3595)
                      at android.support.v7.widget.RecyclerView.onLayout(RecyclerView.java:4148)
                      at android.view.View.layout(View.java:19590)
                      at android.view.ViewGroup.layout(ViewGroup.java:6053)
                      at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1080)
                      at android.view.View.layout(View.java:19590)
                      at android.view.ViewGroup.layout(ViewGroup.java:6053)
                      at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
                      at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
                      at android.view.View.layout(View.java:19590)
                      at android.view.ViewGroup.layout(ViewGroup.java:6053)
                      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:19590)
                      at android.view.ViewGroup.layout(ViewGroup.java:6053)
                      at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
                      at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
                      at android.view.View.layout(View.java:19590)
                      at android.view.ViewGroup.layout(ViewGroup.java:6053)
                      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:19590)
                      at android.view.ViewGroup.layout(ViewGroup.java:6053)
                      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:758)
                      at android.view.View.layout(View.java:19590)
                      at android.view.ViewGroup.layout(ViewGroup.java:6053)
                      at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2484)
                      at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2200)
                      at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1386)
E/AndroidRuntime:     at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6733)
                      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: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)

 

处理方式如下;

将view写成View。“V”字母大写