pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-43697-ash_grove.ps) >>/Users/jc/w/tmp/Tune-43697-get.log 2>&1" returned status 256
http://www.piper-frank.de/tunebook/trad/abc/ash_grove.txt

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_43697.log 125668 Log file, useful mostly for debugging
Tune-43697-ash_grove.abc 1444 ABC music file with the extracted tune(s)
Tune-43697-ash_grove.ps 35576 PostScript
Tune-43697-ash_grove.txt 1444 Plain-text file with the extracted tune(s)
Tune-43697-get.log 4180 Log file, useful mostly for debugging
These files should be available for 24 hours.