Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/_1001/William_Clarke_MS_1770.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2126-William_Clarke_MS_1770.ps) >>/Users/jc/w/tmp/Tune-2126-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/_1001/William_Clarke_MS_1770.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_21268.log 158478 Log file, useful mostly for debugging
Tune-2126-William_Clarke_MS_1770.abc 160 ABC music file with the extracted tune(s)
Tune-2126-William_Clarke_MS_1770.ps 6 PostScript
Tune-2126-William_Clarke_MS_1770.txt 160 Plain-text file with the extracted tune(s)
Tune-2126-get.log 4322 Log file, useful mostly for debugging
Tune-21264-get.log 4303 Log file, useful mostly for debugging
Tune-21265-NorthumbrianMinstrelsy.abc 161 ABC music file with the extracted tune(s)
Tune-21265-NorthumbrianMinstrelsy.ps 6 PostScript
Tune-21265-NorthumbrianMinstrelsy.txt 161 Plain-text file with the extracted tune(s)
Tune-21265-get.log 4259 Log file, useful mostly for debugging
Tune-21268-get.log 3212 Log file, useful mostly for debugging
Tune-21269-get.log 3376 Log file, useful mostly for debugging
These files should be available for 24 hours.