pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9767-FergusMcIver0.ps) >>/Users/jc/w/tmp/Tune-9767-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/Scotland/FergusMcIver0.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-9767-FergusMcIver0.abc 588 ABC music file with the extracted tune(s)
Tune-9767-FergusMcIver0.ps 34585 PostScript
Tune-9767-FergusMcIver0.txt 588 Plain-text file with the extracted tune(s)
Tune-9767-get.log 5289 Log file, useful mostly for debugging
Tune-97671-get.log 4044 Log file, useful mostly for debugging
Tune-97676-LeaRig2-001.svg 54578 Scalable Vector Graphics format
Tune-97676-LeaRig2.abc 1967 ABC music file with the extracted tune(s)
Tune-97676-LeaRig2.txt 1967 Plain-text file with the extracted tune(s)
Tune-97676-get.log 4312 Log file, useful mostly for debugging
These files should be available for 24 hours.