android启动时出现The application has stopped unexpectedly.

android启动时出现The application has stopped unexpectedly.
android启动时出现The application 视频播放器(process cn.tcjt.play)has stopped unexpectedly.
logcat如下：
ERROR/AndroidRuntime(849):ERROR:thread attach failed
ERROR/AndroidRuntime(876):Uncaught handler:thread main exiting due to uncaught exception
12-02 08:57:47.807:ERROR/AndroidRuntime(876):java.lang.RuntimeException:Unable to start activity ComponentInfo{cn.tcjt.play/cn.tcjt.play.MainActivity}:android.view.InflateException:Binary XML file line #23:Error inflating class android.widget.ImageButton
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2454)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2470)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at android.app.ActivityThread.access$2200(ActivityThread.java:119)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1821)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at android.os.Handler.dispatchMessage(Handler.java:99)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at android.os.Looper.loop(Looper.java:123)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at android.app.ActivityThread.main(ActivityThread.java:4310)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at java.lang.reflect.Method.invokeNative(Native Method)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at java.lang.reflect.Method.invoke(Method.java:521)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:860)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):at dalvik.system.NativeStart.main(Native Method)
12-02 08:57:47.807:ERROR/AndroidRuntime(876):Caused by:android.view.InflateException:Binary XML file line #23:Error inflating class android.widget.ImageButton
12-02 08:57:47.807:ERROR/AndroidRuntime(876):

Unable to start activity ComponentInfo{cn.tcjt.play/cn.tcjt.play.MainActivity}:android.view.InflateException:Binary XML file line #23:Error inflating class android.widget.ImageButton
Log上看是你xml里解析到这里出错了,你先看看你的xml文件.
如果确认没错,也许是Eclipse或你编译的时候编译没有同步,刷新下项目再编译一次