pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-36496-Arkansas_Traveler-D2-32-2.ps) >>/Users/jc/w/tmp/Tune-36496-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/Arkansas_Traveler-D2-32-2.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_36496.log 608885 Log file, useful mostly for debugging
Tune-36496-Arkansas_Traveler-D2-32-2.abc 498 ABC music file with the extracted tune(s)
Tune-36496-Arkansas_Traveler-D2-32-2.ps 34456 PostScript
Tune-36496-Arkansas_Traveler-D2-32-2.txt 498 Plain-text file with the extracted tune(s)
Tune-36496-get.log 5403 Log file, useful mostly for debugging
These files should be available for 24 hours.