pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-17703-00_Title.ps) >>/Users/jc/w/tmp/Tune-17703-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Playford/COST/00_Title.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Form_17703.log 981 Log file, useful mostly for debugging
Tune-17703-00_Title.abc 1127 ABC music file with the extracted tune(s)
Tune-17703-00_Title.ps 32652 PostScript
Tune-17703-00_Title.txt 1127 Plain-text file with the extracted tune(s)
Tune-17703-get.log 5856 Log file, useful mostly for debugging
These files should be available for 24 hours.