pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-11654-HundredPipers_PC.ps) >>/Users/jc/w/tmp/Tune-11654-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Contra/jig/HundredPipers_PC.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
Tune-11654-HundredPipers_PC.abc 564 ABC music file with the extracted tune(s)
Tune-11654-HundredPipers_PC.ps 34715 PostScript
Tune-11654-HundredPipers_PC.txt 564 Plain-text file with the extracted tune(s)
Tune-11654-get.log 4786 Log file, useful mostly for debugging
These files should be available for 24 hours.