pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-34082-Lady_Forbes-D-16-2.ps) >>/Users/jc/w/tmp/Tune-34082-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ONeills/reel/Lady_Forbes-D-16-2.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_34082.log 1286960 Log file, useful mostly for debugging
Tune-34082-Lady_Forbes-D-16-2.abc 456 ABC music file with the extracted tune(s)
Tune-34082-Lady_Forbes-D-16-2.ps 35176 PostScript
Tune-34082-Lady_Forbes-D-16-2.txt 456 Plain-text file with the extracted tune(s)
Tune-34082-get.log 4755 Log file, useful mostly for debugging
These files should be available for 24 hours.