pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-62720-Orpington_Caledonians-A-32-4.ps) >>/Users/jc/w/tmp/Tune-62720-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/reel/Orpington_Caledonians-A-32-4.abc

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_62720.log 130798 Log file, useful mostly for debugging
Tune-62720-Orpington_Caledonians-A-32-4.abc 466 ABC music file with the extracted tune(s)
Tune-62720-Orpington_Caledonians-A-32-4.ps 35414 PostScript
Tune-62720-Orpington_Caledonians-A-32-4.txt 466 Plain-text file with the extracted tune(s)
Tune-62720-get.log 4588 Log file, useful mostly for debugging
These files should be available for 24 hours.