pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8759-HeatherHill_G.ps) >>/Users/jc/w/tmp/Tune-8759-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/scots-l/HeatherHill_G.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_87597.log 147042 Log file, useful mostly for debugging
Tune-8759-HeatherHill_G.abc 472 ABC music file with the extracted tune(s)
Tune-8759-HeatherHill_G.ps 36015 PostScript
Tune-8759-HeatherHill_G.txt 472 Plain-text file with the extracted tune(s)
Tune-8759-get.log 4321 Log file, useful mostly for debugging
These files should be available for 24 hours.