pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8299-BarbarasMaggot.ps) >>/Users/jc/w/tmp/Tune-8299-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/England/BarbarasMaggot.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_82995.log 514751 Log file, useful mostly for debugging
Tune-8299-BarbarasMaggot.abc 976 ABC music file with the extracted tune(s)
Tune-8299-BarbarasMaggot.ps 36522 PostScript
Tune-8299-BarbarasMaggot.txt 976 Plain-text file with the extracted tune(s)
Tune-8299-get.log 4408 Log file, useful mostly for debugging
Tune-82992-TwirlOfTheKilt.abc 2641 ABC music file with the extracted tune(s)
Tune-82992-TwirlOfTheKilt.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-82992-TwirlOfTheKilt.ps 58304 PostScript
Tune-82992-TwirlOfTheKilt.txt 2641 Plain-text file with the extracted tune(s)
Tune-82992-get.log 5732 Log file, useful mostly for debugging
These files should be available for 24 hours.