pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5869-Rambling_Sailor-D-24-4.ps) >>/Users/jc/w/tmp/Tune-5869-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ONeills/reel/Rambling_Sailor-D-24-4.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_58693.log 1292811 Log file, useful mostly for debugging
Tune-5869-Rambling_Sailor-D-24-4.abc 660 ABC music file with the extracted tune(s)
Tune-5869-Rambling_Sailor-D-24-4.ps 38660 PostScript
Tune-5869-Rambling_Sailor-D-24-4.txt 660 Plain-text file with the extracted tune(s)
Tune-5869-get.log 5378 Log file, useful mostly for debugging
Tune-58699-get.log 1506 Log file, useful mostly for debugging
These files should be available for 24 hours.