Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/outcry/blank.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6479-blank.ps) >>/Users/jc/w/tmp/Tune-6479-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/outcry/blank.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_64799.log 153216 Log file, useful mostly for debugging
Find_64794.log 1486 Log file, useful mostly for debugging
Tune-6479-blank.abc 144 ABC music file with the extracted tune(s)
Tune-6479-blank.ps 6 PostScript
Tune-6479-blank.txt 144 Plain-text file with the extracted tune(s)
Tune-6479-get.log 3973 Log file, useful mostly for debugging
Tune-64790-get.log 5736 Log file, useful mostly for debugging
Tune-64794-get.log 1586 Log file, useful mostly for debugging
Tune-64799-get.log 1456 Log file, useful mostly for debugging
These files should be available for 24 hours.