Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/B/HibernianMuse-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9736-HibernianMuse-V1.ps) >>/Users/jc/w/tmp/Tune-9736-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/B/HibernianMuse-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
Coll_97360.log 287143 Log file, useful mostly for debugging
Coll_97364.log 268876 Log file, useful mostly for debugging
Coll_97367.log 2617931 Log file, useful mostly for debugging
Form_97361.log 849 Log file, useful mostly for debugging
Tune-9736-HibernianMuse-V1.abc 150 ABC music file with the extracted tune(s)
Tune-9736-HibernianMuse-V1.ps 6 PostScript
Tune-9736-HibernianMuse-V1.txt 150 Plain-text file with the extracted tune(s)
Tune-9736-get.log 14230 Log file, useful mostly for debugging
Tune-97361-get.log 4013 Log file, useful mostly for debugging
Tune-97365-get.log 6441 Log file, useful mostly for debugging
Tune-97367-get.log 4870 Log file, useful mostly for debugging
These files should be available for 24 hours.