pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8097-ItchyFingers1_A.ps) >>/Users/jc/w/tmp/Tune-8097-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/ItchyFingers1_A.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_80971.log 1221465 Log file, useful mostly for debugging
Coll_80972.log 1095015 Log file, useful mostly for debugging
Coll_80976.log 986830 Log file, useful mostly for debugging
Coll_80979.log 670705 Log file, useful mostly for debugging
Tune-8097-ItchyFingers1_A.abc 637 ABC music file with the extracted tune(s)
Tune-8097-ItchyFingers1_A.ps 37399 PostScript
Tune-8097-ItchyFingers1_A.txt 637 Plain-text file with the extracted tune(s)
Tune-8097-get.log 4521 Log file, useful mostly for debugging
Tune-80975-get.log 230090 Log file, useful mostly for debugging
These files should be available for 24 hours.