pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6817-0000_Title.ps) >>/Users/jc/w/tmp/Tune-6817-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Playford/AB/0000_Title.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Tune-6817-0000_Title.abc 2889 ABC music file with the extracted tune(s)
Tune-6817-0000_Title.ps 34715 PostScript
Tune-6817-0000_Title.txt 2889 Plain-text file with the extracted tune(s)
Tune-6817-get.log 7581 Log file, useful mostly for debugging
Tune-68172-get.log 27908 Log file, useful mostly for debugging
Tune-68174-Mistake.abc 494 ABC music file with the extracted tune(s)
Tune-68174-Mistake.ps 35158 PostScript
Tune-68174-Mistake.txt 494 Plain-text file with the extracted tune(s)
Tune-68174-get.log 4397 Log file, useful mostly for debugging
These files should be available for 24 hours.