pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-67118-Ash_Grove_RJ.ps) >>/Users/jc/w/tmp/Tune-67118-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/RJ/waltz/Ash_Grove_RJ.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-67118-Ash_Grove_RJ.abc 638 ABC music file with the extracted tune(s)
Tune-67118-Ash_Grove_RJ.ps 35114 PostScript
Tune-67118-Ash_Grove_RJ.txt 638 Plain-text file with the extracted tune(s)
Tune-67118-get.log 4542 Log file, useful mostly for debugging
These files should be available for 24 hours.