pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-55567-3129_Mr_James_George.ps) >>/Users/jc/w/tmp/Tune-55567-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Kerr/MM3/3129_Mr_James_George.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-55567-3129_Mr_James_George.abc 570 ABC music file with the extracted tune(s)
Tune-55567-3129_Mr_James_George.ps 36091 PostScript
Tune-55567-3129_Mr_James_George.txt 570 Plain-text file with the extracted tune(s)
Tune-55567-get.log 8818 Log file, useful mostly for debugging
These files should be available for 24 hours.