pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-21578-251_Ladies_Play_Thing.ps) >>/Users/jc/w/tmp/Tune-21578-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/DftY/1767/Thompson/251_Ladies_Play_Thing.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Form_21578.log 990 Log file, useful mostly for debugging
Tune-21578-251_Ladies_Play_Thing.abc 971 ABC music file with the extracted tune(s)
Tune-21578-251_Ladies_Play_Thing.ps 35376 PostScript
Tune-21578-251_Ladies_Play_Thing.txt 971 Plain-text file with the extracted tune(s)
Tune-21578-get.log 4763 Log file, useful mostly for debugging
These files should be available for 24 hours.