pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-69481-109106_Jenny_Nettles.ps) >>/Users/jc/w/tmp/Tune-69481-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Kerr/MM1/109106_Jenny_Nettles.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-69481-109106_Jenny_Nettles.abc 396 ABC music file with the extracted tune(s)
Tune-69481-109106_Jenny_Nettles.ps 33112 PostScript
Tune-69481-109106_Jenny_Nettles.txt 396 Plain-text file with the extracted tune(s)
Tune-69481-get.log 4735 Log file, useful mostly for debugging
These files should be available for 24 hours.