pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-19839-Scotch_Contention.ps) >>/Users/jc/w/tmp/Tune-19839-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/CCD/Scotch_Contention.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_19839.log 1673 Log file, useful mostly for debugging
Tune-19839-EverydaySongBook1.abc 264705 ABC music file with the extracted tune(s)
Tune-19839-EverydaySongBook1.pdf 2143193 Portable Data Format
Tune-19839-EverydaySongBook1.ps 1375731 PostScript
Tune-19839-EverydaySongBook1.txt 264705 Plain-text file with the extracted tune(s)
Tune-19839-Scotch_Contention.abc 1521 ABC music file with the extracted tune(s)
Tune-19839-Scotch_Contention.ps 39693 PostScript
Tune-19839-Scotch_Contention.txt 1521 Plain-text file with the extracted tune(s)
Tune-19839-get.log 152442 Log file, useful mostly for debugging
These files should be available for 24 hours.