모토로이(android 2.1과 2.2) 에서 아래의 소스를 실행시 에러가 발생됩니다. 
디자이어(android 2.2)에서는 정상입니다.

mediaPlayer = MediaPlayer.create(c, R.raw.xxx);
mediaPlayer.setLooping(true);

파일은 raw 폴더에 있고, 특별한 문제는 없어 보이는데..
에러 메세지상 prepare 할때 에러가 난 듯 보입니다.
정확한 원인을 못 찾고 있는데.. 도움 바랍니다.

############### 에러 메세지 ######################
01-10 17:36:21.524: DEBUG/SKT DRM_Loader(1196): [setDataSource] data source (sharedfd://35:4507065:165720)
01-10 17:36:21.524: VERBOSE/PVMKVFFRecognizerPlugin(1196): PVMKVFFRecognizerPlugin::Recognize
01-10 17:36:21.524: VERBOSE/PVMKVFFRecognizerPlugin(1196): trying to recognize mkv file...
01-10 17:36:21.524: VERBOSE/PVMKVFFRecognizerPlugin(1196): recognize finished, ismkvfile = 0
01-10 17:36:21.524: INFO/PVDCFFFRecognizerPlugin(1196): PVDCFFFRecognizerPlugin::Recognize
01-10 17:36:21.524: INFO/PVDCFFFRecognizerPlugin(1196): trying to recognize dcf file...
01-10 17:36:21.524: ERROR/DCFFileRecognizer(1196): DCFFileRecognizer::IsDCFFile start 
01-10 17:36:21.524: ERROR/DCFFileRecognizer(1196): DCFFileRecognizer::GetContentMimeType Get Mimetype:0
01-10 17:36:21.524: ERROR/DCFFileRecognizer(1196): DCFFileRecognizer::IsDCFFile result-----[0]-------- 
01-10 17:36:21.524: INFO/PVDCFFFRecognizerPlugin(1196): recognize finished, isdcffile = 0
01-10 17:36:21.532: DEBUG/SKT DRM_Loader(1196): [setDataSource] data source (sharedfd://35:4507065:165720)
01-10 17:36:21.547: WARN/MediaPlayer(4293): info/warning (1, 26)
01-10 17:36:21.547: ERROR/PlayerDriver(1196): Command PLAYER_PREPARE completed with an error or info PVMFErrResource
01-10 17:36:21.547: ERROR/MediaPlayer(4293): error (1, -17)
01-10 17:36:21.563: DEBUG/MediaPlayer(4293): create failed:
01-10 17:36:21.563: DEBUG/MediaPlayer(4293): java.io.IOException: Prepare failed.: status=0x1
01-10 17:36:21.563: DEBUG/MediaPlayer(4293):     at android.media.MediaPlayer.prepare(Native Method)
01-10 17:36:21.563: DEBUG/MediaPlayer(4293):     at android.media.MediaPlayer.create(MediaPlayer.java:647)

이 게시물을