pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5088-___.ps) >>/Users/jc/w/tmp/Tune-5088-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/session/waltz/Waltz:Ashokan_Farewell-D-32-4.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Tune-5088-___.abc 2030 ABC music file with the extracted tune(s)
Tune-5088-___.ps 35408 PostScript
Tune-5088-___.txt 2030 Plain-text file with the extracted tune(s)
Tune-5088-get.log 4430 Log file, useful mostly for debugging
These files should be available for 24 hours.