pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-88892-072_Sedauny.ps) >>/Users/jc/w/tmp/Tune-88892-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Playford/EDM/072_Sedauny.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_88892.log 1275222 Log file, useful mostly for debugging
Tune-88892-072_Sedauny.abc 1062 ABC music file with the extracted tune(s)
Tune-88892-072_Sedauny.ps 33475 PostScript
Tune-88892-072_Sedauny.txt 1062 Plain-text file with the extracted tune(s)
Tune-88892-get.log 4933 Log file, useful mostly for debugging
These files should be available for 24 hours.