pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4868-Fiddlers_Frolic-G-32-4.ps) >>/Users/jc/w/tmp/Tune-4868-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ONeills/hornpipe/Fiddlers_Frolic-G-32-4.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_48683.log 1133691 Log file, useful mostly for debugging
Tune-4868-Fiddlers_Frolic-G-32-4.abc 538 ABC music file with the extracted tune(s)
Tune-4868-Fiddlers_Frolic-G-32-4.ps 37793 PostScript
Tune-4868-Fiddlers_Frolic-G-32-4.txt 538 Plain-text file with the extracted tune(s)
Tune-4868-get.log 4820 Log file, useful mostly for debugging
Tune-48682-get.log 5514 Log file, useful mostly for debugging
Tune-48684-get.log 3138 Log file, useful mostly for debugging
Tune-48686-get.log 5372 Log file, useful mostly for debugging
These files should be available for 24 hours.