Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1799/ArthursSeatWaltzes.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9370-ArthursSeatWaltzes.ps) >>/Users/jc/w/tmp/Tune-9370-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1799/ArthursSeatWaltzes.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-9370-ArthursSeatWaltzes.abc 155 ABC music file with the extracted tune(s)
Tune-9370-ArthursSeatWaltzes.ps 6 PostScript
Tune-9370-ArthursSeatWaltzes.txt 155 Plain-text file with the extracted tune(s)
Tune-9370-get.log 4232 Log file, useful mostly for debugging
Tune-93704-get.log 3572 Log file, useful mostly for debugging
Tune-93706-Hamilton_HUTB2-1846-V2.abc 159 ABC music file with the extracted tune(s)
Tune-93706-Hamilton_HUTB2-1846-V2.ps 6 PostScript
Tune-93706-Hamilton_HUTB2-1846-V2.txt 159 Plain-text file with the extracted tune(s)
Tune-93706-get.log 4245 Log file, useful mostly for debugging
Tune-93708-get.log 3849 Log file, useful mostly for debugging
These files should be available for 24 hours.