Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Kerr_MM/Kilkenny_Hornpipe.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1380-Kilkenny_Hornpipe.ps) >>/Users/jc/w/tmp/Tune-1380-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Kerr_MM/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
Coll_1380.log 287140 Log file, useful mostly for debugging
Coll_13801.log 274495 Log file, useful mostly for debugging
Coll_13807.log 285735 Log file, useful mostly for debugging
Find_13805.log 1415 Log file, useful mostly for debugging
Tune-1380-Kilkenny_Hornpipe.abc 157 ABC music file with the extracted tune(s)
Tune-1380-Kilkenny_Hornpipe.ps 6 PostScript
Tune-1380-Kilkenny_Hornpipe.txt 157 Plain-text file with the extracted tune(s)
Tune-1380-get.log 4227 Log file, useful mostly for debugging
Tune-13800-get.log 5702 Log file, useful mostly for debugging
Tune-13801-get.log 5876 Log file, useful mostly for debugging
Tune-13805-get.log 5329 Log file, useful mostly for debugging
These files should be available for 24 hours.