I have installed version 1.7 but it does not work (mp3 conversion) with paths/files containing spaces (' '). Looks like $t.mp3 should be double quoted (did work then on LazY Puppy).
RSH
It's around line 45...conversion_mp3 wrote:rxvt -geometry "85x25-0+0" -e lame -V 3 -m j "$@" "$t.mp3"