pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-24806-08_the_Parachute.ps) >>/Users/jc/w/tmp/Tune-24806-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/DftY/1803/Bland_Weller/08_the_Parachute.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-24806-08_the_Parachute.abc 811 ABC music file with the extracted tune(s)
Tune-24806-08_the_Parachute.ps 34631 PostScript
Tune-24806-08_the_Parachute.txt 811 Plain-text file with the extracted tune(s)
Tune-24806-get.log 4654 Log file, useful mostly for debugging
These files should be available for 24 hours.