On Wed, Feb 29, 2012 at 6:38 AM, Jae-young Yun <[email protected]> wrote:

> i don't know why this happen,,,
>

Step 1, read your stack track "Cause by" line.


> 02-29 21:19:31.765: E/AndroidRuntime(5374): Caused by:
> java.lang.IllegalStateException
> 02-29 21:19:31.765: E/AndroidRuntime(5374):     at
> android.media.MediaPlayer._stop(Native Method)
> 02-29 21:19:31.765: E/AndroidRuntime(5374):     at android.media.*
> MediaPlayer.**stop*(MediaPlayer.java:964)
>

Step 2, read the documentation to see why that method would throw that
exception.
http://developer.android.com/reference/android/media/MediaPlayer.html#stop%28%29

-------------------------------------------------------------------------------------------------
TreKing <http://sites.google.com/site/rezmobileapps/treking> - Chicago
transit tracking app for Android-powered devices

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