[MPlayer-users] Matroska playback problem

[Gianci]

I had the following problem playing back a matroska file generated with
mkvmerge 0.7.9 

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MPlayer dev-CVS-031222-18:43-3.3.2 (C) 2000-2003 MPlayer Team
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Playing uboot-001.mkv.
[mkv] The width for track 1 was not set.
[mkv] Track ID 2: audio (A_VORBIS), -aid 0, -alang ita
[mkv] Track ID 3: audio (A_VORBIS), -aid 1, -alang ger
[mkv] Track ID 4: subtitles (S_TEXT/UTF8), -sid 0, -slang ger
[mkv] No video track found/wanted.
[mkv] Will play audio track 2
Matroska file format detected.
==========================================================================
Opening audio decoder: [libvorbis] Ogg/Vorbis audio decoder
AUDIO: 48000 Hz, 2 ch, 16 bit (0x10), ratio: 8000->192000 (64,0 kbit)
Selected audio codec: [vorbis] afm:libvorbis (OggVorbis Audio Decoder)
==========================================================================
Checking audio filter chain for 48000Hz/2ch/16bit ->
48000Hz/2ch/16bit...
AF_pre: af format: 2 bps, 2 ch, 48000 hz, little endian signed int 
AF_pre: 48000Hz 2ch Signed 16-bit (Little-Endian)
AO: [oss] 48000Hz 2ch Signed 16-bit (Little-Endian) (2 bps)
Building audio filter chain for 48000Hz/2ch/16bit ->
48000Hz/2ch/16bit...
Video: no video
Starting playback...

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Can someone help?

Ciao,
gianci