pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-93405-X0601-Lady_Longfords_Keel.ps) >>/Users/jc/w/tmp/Tune-93405-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Brown_Soffe/X0601-Lady_Longfords_Keel.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-93405-X0601-Lady_Longfords_Keel.abc 1336 ABC music file with the extracted tune(s)
Tune-93405-X0601-Lady_Longfords_Keel.ps 34514 PostScript
Tune-93405-X0601-Lady_Longfords_Keel.txt 1336 Plain-text file with the extracted tune(s)
Tune-93405-get.log 4889 Log file, useful mostly for debugging
These files should be available for 24 hours.