Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/hambo/Hamilton_Kerr_MM2-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4405-Hamilton_Kerr_MM2-V1.ps) >>/Users/jc/w/tmp/Tune-4405-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/hambo/Hamilton_Kerr_MM2-V1.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Sess-44050.log 92169192 Log file, useful mostly for debugging
Tune-4405-Hamilton_Kerr_MM2-V1.abc 158 ABC music file with the extracted tune(s)
Tune-4405-Hamilton_Kerr_MM2-V1.ps 6 PostScript
Tune-4405-Hamilton_Kerr_MM2-V1.txt 158 Plain-text file with the extracted tune(s)
Tune-4405-get.log 4284 Log file, useful mostly for debugging
Tune-44050-get.log 1392 Log file, useful mostly for debugging
Tune-44051-Pringle.abc 144 ABC music file with the extracted tune(s)
Tune-44051-Pringle.pdf 2217 Portable Data Format
Tune-44051-Pringle.ps 6 PostScript
Tune-44051-Pringle.txt 144 Plain-text file with the extracted tune(s)
Tune-44051-get.log 14535 Log file, useful mostly for debugging
Tune-44053-get.log 4369 Log file, useful mostly for debugging
Tune-44054-get.log 9567 Log file, useful mostly for debugging
Tune-44055-get.log 6909 Log file, useful mostly for debugging
Tune-44056-get.log 8913 Log file, useful mostly for debugging
Tune-44058-get.log 14629 Log file, useful mostly for debugging
Tune-44059-get.log 4618 Log file, useful mostly for debugging
These files should be available for 24 hours.