data from the machine:
linux mint13 (maya) 64 bit
kernel linux 3.2.0-23-generic
gnome 3.4.1
when I try to render a project (HD 1080 25 p) in MPEG-4 I get the warning "Unsupported audio codec: libmp3lame"
when I try to render a project (HD 1080 25 p) in AVI DV I get the warning
"Unsupported audio codec: pcm_s16le"
¿how can I arange this?
thanks in advance
ed.

al25fps: thanks ... this solved the problem