pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8897-BelleCatherine.ps) >>/Users/jc/w/tmp/Tune-8897-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/KC/BelleCatherine.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Sess-88976.log 11020 Log file, useful mostly for debugging
Tune-8897-BelleCatherine.abc 697 ABC music file with the extracted tune(s)
Tune-8897-BelleCatherine.ps 36703 PostScript
Tune-8897-BelleCatherine.txt 697 Plain-text file with the extracted tune(s)
Tune-8897-get.log 4923 Log file, useful mostly for debugging
Tune-88972-get.log 4186 Log file, useful mostly for debugging
These files should be available for 24 hours.