problem encoding 3g2 (9 audio channels?)

Hi guys, first of all thanks for your great work...

here's my command line
ffmpeg -i 14914_source.3g2  test.flv

FFmpeg version CVS, Copyright (c) 2000-2004 Fabrice Bellard
 configuration:  --enable-memalign-hack --enable-amr_nb --enable-amr_wb 
--enable-mp3lame --enable-a52 --enable-gpl --enable-shared --enable-faac 
--enable-faad
 libavutil version: 49.0.0
 libavcodec version: 51.2.0
 libavformat version: 50.2.1
 built on Apr 28 2006 16:04:46, gcc: 3.3.5 (Debian 1:3.3.5-13)
Input #0, mov,mp4,m4a,3gp,3g2, from '14914_source.3g2':
 Duration: 00:00:10.6, start: 0.000000, bitrate: 88 kb/s
 Stream #0.0(eng), 15.00 fps(r): Video: mpeg4, yuv420p, 176x144
 Stream #0.1(eng): Audio: vorbis, 64000 Hz, 9 channels
File 'test.flv' already exists. Overwrite ? [y/N] y
Resampling with input channels greater than 2 unsupported.Can't 
resample.  Aborting.
Abort at ffmpeg.c:1707
Aborted

I think this pretty much explains my problem.. any help would be greatly 
appreciated

Evert