Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1796/Kilkenny_Hornpipe.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7554-Kilkenny_Hornpipe.ps) >>/Users/jc/w/tmp/Tune-7554-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1796/Kilkenny_Hornpipe.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_75543.log 846 Log file, useful mostly for debugging
Tune-7554-Kilkenny_Hornpipe.abc 154 ABC music file with the extracted tune(s)
Tune-7554-Kilkenny_Hornpipe.ps 6 PostScript
Tune-7554-Kilkenny_Hornpipe.txt 154 Plain-text file with the extracted tune(s)
Tune-7554-WilliamWinterQuantocks.abc 159 ABC music file with the extracted tune(s)
Tune-7554-WilliamWinterQuantocks.txt 159 Plain-text file with the extracted tune(s)
Tune-7554-get.log 7599 Log file, useful mostly for debugging
Tune-75540-get.log 8945 Log file, useful mostly for debugging
Tune-75540-v2tune.abc 144 ABC music file with the extracted tune(s)
Tune-75540-v2tune.ps 6 PostScript
Tune-75540-v2tune.txt 144 Plain-text file with the extracted tune(s)
Tune-75542-get.log 2817 Log file, useful mostly for debugging
Tune-75547-get.log 1352 Log file, useful mostly for debugging
These files should be available for 24 hours.