pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-36770-5210_Triple_Happiness.ps) >>/Users/jc/w/tmp/Tune-36770-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/Book52/5210_Triple_Happiness.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_36770.log 71744 Log file, useful mostly for debugging
Tune-36770-5210_Triple_Happiness.abc 618 ABC music file with the extracted tune(s)
Tune-36770-5210_Triple_Happiness.ps 38584 PostScript
Tune-36770-5210_Triple_Happiness.txt 618 Plain-text file with the extracted tune(s)
Tune-36770-get.log 12074 Log file, useful mostly for debugging
These files should be available for 24 hours.