pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-96073-3083-the_Fallen_Hero_Nelson.ps) >>/Users/jc/w/tmp/Tune-96073-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Gow/CR/3083-the_Fallen_Hero_Nelson.abc1.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_96073.log 2261685 Log file, useful mostly for debugging
Tune-96073-3083-the_Fallen_Hero_Nelson.abc 1226 ABC music file with the extracted tune(s)
Tune-96073-3083-the_Fallen_Hero_Nelson.ps 42281 PostScript
Tune-96073-3083-the_Fallen_Hero_Nelson.txt 1226 Plain-text file with the extracted tune(s)
Tune-96073-get.log 4869 Log file, useful mostly for debugging
These files should be available for 24 hours.