引用百度自带的标注覆盖物示例，按照视频教程一步一步写好代码，接过视频里就能运行，我这里真机调试就闪退！error里也没有任何内容，只有warning里有以下几段话，完全看不懂，求大神解释啊！
报错代码如下：
02-20 03:13:40.173 3794-3794/com.example.dell.hellobmapforas W/dalvikvm: VFY: unable to find class referenced in signature (Landroid/view/SearchEvent;)
02-20 03:13:40.173 3794-3794/com.example.dell.hellobmapforas W/dalvikvm: VFY: unable to resolve interface method 18094: Landroid/view/Window$Callback;.onSearchRequested (Landroid/view/SearchEvent;)Z
02-20 03:13:40.173 3794-3794/com.example.dell.hellobmapforas W/dalvikvm: VFY: unable to resolve interface method 18098: Landroid/view/Window$Callback;.onWindowStartingActionMode (Landroid/view/ActionMode$Callback;I)Landroid/view/ActionMode;
02-20 03:13:40.413 3794-3794/com.example.dell.hellobmapforas W/dalvikvm: threadid=1: thread exiting with uncaught exception (group=0x4166ac80)
报错代码如下：
02-20 03:13:40.173 3794-3794/com.example.dell.hellobmapforas W/dalvikvm: VFY: unable to find class referenced in signature (Landroid/view/SearchEvent;)
02-20 03:13:40.173 3794-3794/com.example.dell.hellobmapforas W/dalvikvm: VFY: unable to resolve interface method 18094: Landroid/view/Window$Callback;.onSearchRequested (Landroid/view/SearchEvent;)Z
02-20 03:13:40.173 3794-3794/com.example.dell.hellobmapforas W/dalvikvm: VFY: unable to resolve interface method 18098: Landroid/view/Window$Callback;.onWindowStartingActionMode (Landroid/view/ActionMode$Callback;I)Landroid/view/ActionMode;
02-20 03:13:40.413 3794-3794/com.example.dell.hellobmapforas W/dalvikvm: threadid=1: thread exiting with uncaught exception (group=0x4166ac80)
