pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-35131-8041_Sir_Charles_Grandison1.ps) >>/Users/jc/w/tmp/Tune-35131-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnJohnson/8041_Sir_Charles_Grandison1.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_35131.log 962 Log file, useful mostly for debugging
Tune-35131-8041_Sir_Charles_Grandison1.abc 463 ABC music file with the extracted tune(s)
Tune-35131-8041_Sir_Charles_Grandison1.ps 33165 PostScript
Tune-35131-8041_Sir_Charles_Grandison1.txt 463 Plain-text file with the extracted tune(s)
Tune-35131-get.log 5544 Log file, useful mostly for debugging
These files should be available for 24 hours.