Well first of all a big thanks to everyone,
i did as Popcornmix told me and right now it seems to try to playback somethink but it doesnt work.
osmc@osmc:~$ sudo mplayer codec.mp3
MPlayer2 2.0-728-g2c378c7-4+b1 (C) 2000-2012 MPlayer Team
Cannot open file '/root/.mplayer/input.conf': No such file or directory
Failed to open /root/.mplayer/input.conf.
Cannot open file '/etc/mplayer/input.conf': No such file or directory
Failed to open /etc/mplayer/input.conf.
Failed to read LIRC config file ~/.lircrc.
Detected file format: MP2/3 (MPEG audio layer 2/3) (libavformat)
[lavf] stream 0: audio (mp3), -aid 0
[lavf] stream 1: video (mjpeg), -vid 0, C:\Users\M\Videos\tmp_cover157.jpg
title: Codec Sound
Load subtitles in .
Selected audio codec: MPEG 1.0/2.0/2.5 layers I, II, III [mpg123]
AUDIO: 48000 Hz, 2 ch, s16le, 320.0 kbit/20.83% (ratio: 40000->192000)
AO: [pulse] Init failed: Connection refused
AO: [alsa] 48000Hz 2ch s16le (2 bytes per sample)
[AO_ALSA] Unable to find simple control 'Master',0.
Video: no video
A: 3.7 (03.7) of 3.8 (03.7) 3.7%
Exiting... (End of file)
Well it seems like i need to config somethink, btw i also tryed to play other mp3 the file shouldnt be the problem.
Thank you guys i advance