Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1799/ViolaRuth_AmericanSD.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7131-ViolaRuth_AmericanSD.ps) >>/Users/jc/w/tmp/Tune-7131-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1799/ViolaRuth_AmericanSD.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-7131-ViolaRuth_AmericanSD.abc 157 ABC music file with the extracted tune(s)
Tune-7131-ViolaRuth_AmericanSD.ps 6 PostScript
Tune-7131-ViolaRuth_AmericanSD.txt 157 Plain-text file with the extracted tune(s)
Tune-7131-get.log 4272 Log file, useful mostly for debugging
Tune-71313-get.log 1356 Log file, useful mostly for debugging
Tune-71314-006_Firefly.abc 744 ABC music file with the extracted tune(s)
Tune-71314-006_Firefly.txt 744 Plain-text file with the extracted tune(s)
Tune-71314-get.log 3328 Log file, useful mostly for debugging
Tune-71317-get.log 11347 Log file, useful mostly for debugging
These files should be available for 24 hours.