pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3848-SmashTheWindowsJig.ps) >>/Users/jc/w/tmp/Tune-3848-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ryan-cole/Tunes/SmashTheWindowsJig.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-3848-SmashTheWindowsJig.abc 517 ABC music file with the extracted tune(s)
Tune-3848-SmashTheWindowsJig.ps 35734 PostScript
Tune-3848-SmashTheWindowsJig.txt 517 Plain-text file with the extracted tune(s)
Tune-3848-get.log 6247 Log file, useful mostly for debugging
Tune-38482-get.log 8542 Log file, useful mostly for debugging
Tune-38485-get.log 4515 Log file, useful mostly for debugging
Tune-38486-get.log 9898 Log file, useful mostly for debugging
Tune-38489-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.abc 187 ABC music file with the extracted tune(s)
Tune-38489-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.ps 6 PostScript
Tune-38489-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.txt 187 Plain-text file with the extracted tune(s)
Tune-38489-get.log 4829 Log file, useful mostly for debugging
These files should be available for 24 hours.