Unable to to create media player问题解决

今天写了一个简单的music播放器，进过层层排查代码是没问题但是依然报错

12-16 09:24:56.943: ERROR/MediaPlayer(25754): Unable to to create media player
12-16 09:24:56.943: WARN/System.err(25754): java.io.IOException: setDataSourceFD failed.: status=0x80000000
12-16 09:24:56.953: WARN/System.err(25754):     at android.media.MediaPlayer.setDataSource(Native Method)
12-16 09:24:56.953: WARN/System.err(25754):     at android.media.MediaPlayer.setDataSource(MediaPlayer.java:749)
12-16 09:24:56.953: WARN/System.err(25754):     at com.lenovo.MusicplayerActivity.play(MusicplayerActivity.java:29)
12-16 09:24:56.953: WARN/System.err(25754):     at java.lang.reflect.Method.invokeNative(Native Method)
12-16 09:24:56.953: WARN/System.err(25754):     at java.lang.reflect.Method.invoke(Method.java:521)
12-16 09:24:56.953: WARN/System.err(25754):     at android.view.View$1.onClick(View.java:2067)
12-16 09:24:56.953: WARN/System.err(25754):     at android.view.View.performClick(View.java:2408)
12-16 09:24:56.953: WARN/System.err(25754):     at android.view.View$PerformClick.run(View.java:8816)
12-16 09:24:56.953: WARN/System.err(25754):     at android.os.Handler.handleCallback(Handler.java:587)
12-16 09:24:56.953: WARN/System.err(25754):     at android.os.Handler.dispatchMessage(Handler.java:92)
12-16 09:24:56.953: WARN/System.err(25754):     at android.os.Looper.loop(Looper.java:123)
12-16 09:24:56.953: WARN/System.err(25754):     at android.app.ActivityThread.main(ActivityThread.java:4627)
12-16 09:24:56.953: WARN/System.err(25754):     at java.lang.reflect.Method.invokeNative(Native Method)
12-16 09:24:56.953: WARN/System.err(25754):     at java.lang.reflect.Method.invoke(Method.java:521)
12-16 09:24:56.953: WARN/System.err(25754):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
12-16 09:24:56.953: WARN/System.err(25754):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
12-16 09:24:56.953: WARN/System.err(25754):     at dalvik.system.NativeStart.main(Native Method)
12-16 09:24:56.953: ERROR/MediaPlayer(25754): start called in state 1

猜测很可能是源文件有问题，换了一个mp3音乐终于可以播放了。