错误是友盟统计提供的，只有这些，没法确定是哪段代码出了问题，所以只想问问大家有没有碰到过类似的问题，给我点提示就好啦，谢谢！
目前看都是出现在4.0以上的版本上，应该跟硬件加速有关。但不知道该怎么解决这个问题。不可能全局关闭硬件加速，代价太高
java.lang.NullPointerException
at android.view.GLES20RecordingCanvas.drawBitmap(GLES20RecordingCanvas.java:118)
at android.graphics.drawable.BitmapDrawable.draw(BitmapDrawable.java:393)
at android.widget.ImageView.onDraw(ImageView.java:892)
at android.view.View.draw(View.java:11015)
at android.view.ViewGroup.drawChild(ViewGroup.java:2971)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2573)
at android.view.ViewGroup.drawChild(ViewGroup.java:2969)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2573)
at android.view.View.draw(View.java:11018)
at android.widget.FrameLayout.draw(FrameLayout.java:450)
at android.widget.ScrollView.draw(ScrollView.java:1525)
at android.view.ViewGroup.drawChild(ViewGroup.java:2971)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2573)
at android.view.ViewGroup.drawChild(ViewGroup.java:2969)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2573)
at android.view.View.draw(View.java:11018)
at android.support.v4.view.ViewPager.draw(ViewPager.java:2092)
at android.view.ViewGroup.drawChild(ViewGroup.java:2971)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2573)
at android.view.View.getDisplayList(View.java:10452)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:2681)
at android.view.View.getDisplayList(View.java:10417)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:2681)
at android.view.View.getDisplayList(View.java:10417)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:2681)
at android.view.View.getDisplayList(View.java:10417)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:2681)
at android.view.View.getDisplayList(View.java:10417)
at android.view.HardwareRenderer$GlRenderer.draw(HardwareRenderer.java:851)
at android.view.ViewRootImpl.draw(ViewRootImpl.java:2034)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1748)
at android.view.ViewRootImpl.handleMessage(ViewRootImpl.java:2583)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:4503)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:809)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:576)
at dalvik.system.NativeStart.main(Native Method)
