pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-89185-McNiels_Blunder.ps) >>/Users/jc/w/tmp/Tune-89185-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/LM/McNiels_Blunder.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-89185-McNiels_Blunder.abc 1034 ABC music file with the extracted tune(s)
Tune-89185-McNiels_Blunder.ps 35510 PostScript
Tune-89185-McNiels_Blunder.txt 1034 Plain-text file with the extracted tune(s)
Tune-89185-get.log 5979 Log file, useful mostly for debugging
These files should be available for 24 hours.