pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2225-ClachanJig.ps) >>/Users/jc/w/tmp/Tune-2225-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/ClachanJig.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_2225.log 285735 Log file, useful mostly for debugging
Coll_22251.log 292760 Log file, useful mostly for debugging
Coll_22258.log 563040 Log file, useful mostly for debugging
Tune-2225-ClachanJig.abc 2191 ABC music file with the extracted tune(s)
Tune-2225-ClachanJig.ps 51280 PostScript
Tune-2225-ClachanJig.txt 2191 Plain-text file with the extracted tune(s)
Tune-2225-get.log 4810 Log file, useful mostly for debugging
Tune-22254-get.log 1473 Log file, useful mostly for debugging
These files should be available for 24 hours.