pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2823-BettyLousReel.ps) >>/Users/jc/w/tmp/Tune-2823-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/BettyLousReel.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_28237.log 466980 Log file, useful mostly for debugging
Tune-2823-BettyLousReel.abc 381 ABC music file with the extracted tune(s)
Tune-2823-BettyLousReel.ps 33999 PostScript
Tune-2823-BettyLousReel.txt 381 Plain-text file with the extracted tune(s)
Tune-2823-get.log 4484 Log file, useful mostly for debugging
Tune-28235-get.log 21497 Log file, useful mostly for debugging
These files should be available for 24 hours.