pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-29421-811_Seven_Stars.ps) >>/Users/jc/w/tmp/Tune-29421-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/DftY/1779/Thompson/811_Seven_Stars.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-29421-811_Seven_Stars.abc 1173 ABC music file with the extracted tune(s)
Tune-29421-811_Seven_Stars.ps 37130 PostScript
Tune-29421-811_Seven_Stars.txt 1173 Plain-text file with the extracted tune(s)
Tune-29421-get.log 4608 Log file, useful mostly for debugging
These files should be available for 24 hours.