(command below from nuvexport --debug)
mythtv@pvr mythtv $ mpeg2cut /media/1030_20050620083000_20050620090000.nuv "./The Three Stooges - Squareheads of the Round Table.mpg" 53835 3401-15534 24306-33579 42798-
mpeg2cut v1.7
Using mode Xvfb
Filename "/media/1030_20050620083000_20050620090000.nuv"
OutFile "./The Three Stooges - Squareheads of the Round Table.mpg"
Last Frame 53835
Cutlist "3401-15534 24306-33579 42798-"
Finding the AV Offset to use with lvemux: -33
Indexing the file with avidemux2
Cutting out commercials with avidemux2
/usr/bin/mpeg2cut: line 160: 27665 Aborted                 nice -n 19 avidemux2 --load-workbench ${BASENAME}.cut --audio-codec MP2 --save-raw-video ${BASENAME}.m2v --save-raw-audio ${BASENAME}.mp2 --quit 2>/dev/null >/dev/null
Remultiplexing video
GOP timestamps will be rebuild   
ERROR: opening A/V streams (0/1)
Cleaning up
rm: cannot remove `1030_20050620083000_20050620090000.mp2': No such file or directory