pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1397-WalkAroundHeyDaddy.ps) >>/Users/jc/w/tmp/Tune-1397-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ryan-cole/Tunes/WalkAroundHeyDaddy.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-1397-WalkAroundHeyDaddy.abc 868 ABC music file with the extracted tune(s)
Tune-1397-WalkAroundHeyDaddy.ps 39256 PostScript
Tune-1397-WalkAroundHeyDaddy.txt 868 Plain-text file with the extracted tune(s)
Tune-1397-get.log 13287 Log file, useful mostly for debugging
Tune-13971-get.log 3848 Log file, useful mostly for debugging
Tune-13972-get.log 6837 Log file, useful mostly for debugging
Tune-13974-get.log 4249 Log file, useful mostly for debugging
Tune-13979-24CountryDances_1810_Button_Whitaker_Elegant.abc 183 ABC music file with the extracted tune(s)
Tune-13979-24CountryDances_1810_Button_Whitaker_Elegant.ps 6 PostScript
Tune-13979-24CountryDances_1810_Button_Whitaker_Elegant.txt 183 Plain-text file with the extracted tune(s)
Tune-13979-get.log 13777 Log file, useful mostly for debugging
These files should be available for 24 hours.