pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8654-DashingWhiteSergeantM.ps) >>/Users/jc/w/tmp/Tune-8654-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/500/DashingWhiteSergeantM.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-8654-DashingWhiteSergeantM.abc 677 ABC music file with the extracted tune(s)
Tune-8654-DashingWhiteSergeantM.ps 37389 PostScript
Tune-8654-DashingWhiteSergeantM.txt 677 Plain-text file with the extracted tune(s)
Tune-8654-get.log 8805 Log file, useful mostly for debugging
Tune-86540-get.log 5404 Log file, useful mostly for debugging
Tune-86542-24CountryDances_1803_Preston.abc 164 ABC music file with the extracted tune(s)
Tune-86542-24CountryDances_1803_Preston.ps 6 PostScript
Tune-86542-24CountryDances_1803_Preston.txt 164 Plain-text file with the extracted tune(s)
Tune-86542-get.log 4365 Log file, useful mostly for debugging
Tune-86544-get.log 8183 Log file, useful mostly for debugging
Tune-86546-get.log 9319 Log file, useful mostly for debugging
Tune-86549-get.log 3382 Log file, useful mostly for debugging
These files should be available for 24 hours.