pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-61621-10641.ps) >>/Users/jc/w/tmp/Tune-61621-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ERM/10641=Manly_Heart-V2.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-61621-10641.abc 2170 ABC music file with the extracted tune(s)
Tune-61621-10641.ps 55035 PostScript
Tune-61621-10641.txt 2170 Plain-text file with the extracted tune(s)
Tune-61621-get.log 4963 Log file, useful mostly for debugging
These files should be available for 24 hours.