pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-88830-11161_Duetto_Andantino.ps) >>/Users/jc/w/tmp/Tune-88830-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/MoF/11161_Duetto_Andantino.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-88830-11161_Duetto_Andantino.abc 1052 ABC music file with the extracted tune(s)
Tune-88830-11161_Duetto_Andantino.ps 39994 PostScript
Tune-88830-11161_Duetto_Andantino.txt 1052 Plain-text file with the extracted tune(s)
Tune-88830-get.log 4711 Log file, useful mostly for debugging
These files should be available for 24 hours.