pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5651-Planxty_Johnston-D-28-3.ps) >>/Users/jc/w/tmp/Tune-5651-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ONeills/jig/Planxty_Johnston-D-28-3.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_56512.log 2234621 Log file, useful mostly for debugging
Tune-5651-Planxty_Johnston-D-28-3.abc 583 ABC music file with the extracted tune(s)
Tune-5651-Planxty_Johnston-D-28-3.ps 35759 PostScript
Tune-5651-Planxty_Johnston-D-28-3.txt 583 Plain-text file with the extracted tune(s)
Tune-5651-get.log 4785 Log file, useful mostly for debugging
Tune-56514-get.log 5687 Log file, useful mostly for debugging
These files should be available for 24 hours.