My App get crashed : NullpointerExcetion

[DevCCC]

I got below exception whenever i flinging or scroll listview. in case of more than 50 child views.

java.lang.NullPointerException at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3153) at android.view.View.draw(View.java:15396) at android.view.View.getDisplayList(View.java:14287) at android.view.View.getDisplayList(View.java:14329) at android.view.View.draw(View.java:15107) at android.view.ViewGroup.drawChild(ViewGroup.java:3310) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3147) at android.view.View.draw(View.java:15396) at android.view.View.getDisplayList(View.java:14287) at android.view.View.getDisplayList(View.java:14329) at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3284) at android.view.View.getDisplayList(View.java:14224) at android.view.View.getDisplayList(View.java:14329) at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3284) at android.view.View.getDisplayList(View.java:14224) at android.view.View.getDisplayList(View.java:14329) at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3284) at android.view.View.getDisplayList(View.java:14224) at android.view.View.getDisplayList(View.java:14329) at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3284) at android.view.View.getDisplayList(View.java:14224) at android.view.View.getDisplayList(View.java:14329) at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3284) at android.view.View.getDisplayList(View.java:14224) at android.view.View.getDisplayList(View.java:14329) at android.view.HardwareRenderer$GlRenderer.buildDisplayList(HardwareRenderer.java:1570) at android.view.HardwareRenderer$GlRenderer.draw(HardwareRenderer.java:1449) at android.view.ViewRootImpl.draw(ViewRootImpl.java:2759) at android.view.ViewRootImpl.performDraw(ViewRootImpl.java:2625) at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2193) at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1254) at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6602) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:805) at android.view.Choreographer.doCallbacks(Choreographer.java:605) at android.view.Choreographer.doFrame(Choreographer.java:575) at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:791) at android.os.Handler.handleCallback(Handler.java:733) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:136) at android.app.ActivityThread.main(ActivityThread.java:5476) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:515) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1268) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1084) at dalvik.system.NativeStart.main(Native Method)