pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3161-MissMountanHornpipe.ps) >>/Users/jc/w/tmp/Tune-3161-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ryan-cole/Tunes/MissMountanHornpipe.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-3161-MissMountanHornpipe.abc 366 ABC music file with the extracted tune(s)
Tune-3161-MissMountanHornpipe.ps 36050 PostScript
Tune-3161-MissMountanHornpipe.txt 366 Plain-text file with the extracted tune(s)
Tune-3161-get.log 8731 Log file, useful mostly for debugging
Tune-31611-get.log 4030 Log file, useful mostly for debugging
Tune-31614-get.log 5634 Log file, useful mostly for debugging
Tune-31618-get.log 7926 Log file, useful mostly for debugging
These files should be available for 24 hours.