pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4319-MarquisOfLorne.ps) >>/Users/jc/w/tmp/Tune-4319-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/MarquisOfLorne.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_43195.log 273090 Log file, useful mostly for debugging
Coll_43197.log 945321 Log file, useful mostly for debugging
Find_43191.log 1423 Log file, useful mostly for debugging
Tune-4319-MarquisOfLorne.abc 2142 ABC music file with the extracted tune(s)
Tune-4319-MarquisOfLorne.ps 44960 PostScript
Tune-4319-MarquisOfLorne.txt 2142 Plain-text file with the extracted tune(s)
Tune-4319-get.log 4937 Log file, useful mostly for debugging
Tune-43191-ByronStr1-001.svg 73219 Scalable Vector Graphics format
Tune-43191-ByronStr1.abc 2359 ABC music file with the extracted tune(s)
Tune-43191-ByronStr1.txt 2359 Plain-text file with the extracted tune(s)
Tune-43191-get.log 4381 Log file, useful mostly for debugging
These files should be available for 24 hours.