pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-47639-sweet_pea.ps) >>/Users/jc/w/tmp/Tune-47639-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/jazz/sweet_pea.abc

Error exit status 256; here are some files to check:

[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-47639-get.log 4396 Log file, useful mostly for debugging
Tune-47639-sweet_pea.abc 1172 ABC music file with the extracted tune(s)
Tune-47639-sweet_pea.ps 41642 PostScript
Tune-47639-sweet_pea.txt 1172 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.