pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-32262-WhiteRoseAndTheYellowWaistcoat0.ps) >>/Users/jc/w/tmp/Tune-32262-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/WhiteRoseAndTheYellowWaistcoat0.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_32262.log 284330 Log file, useful mostly for debugging
Tune-32262-WhiteRoseAndTheYellowWaistcoat0.abc 1364 ABC music file with the extracted tune(s)
Tune-32262-WhiteRoseAndTheYellowWaistcoat0.ps 43706 PostScript
Tune-32262-WhiteRoseAndTheYellowWaistcoat0.txt 1364 Plain-text file with the extracted tune(s)
Tune-32262-get.log 5445 Log file, useful mostly for debugging
These files should be available for 24 hours.