Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book23/24CountryDances_1803_Gray_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5179-24CountryDances_1803_Gray_Thompson.ps) >>/Users/jc/w/tmp/Tune-5179-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book23/24CountryDances_1803_Gray_Thompson.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_51795.log 170767 Log file, useful mostly for debugging
Coll_51797.log 597011 Log file, useful mostly for debugging
Tune-5179-24CountryDances_1803_Gray_Thompson.abc 173 ABC music file with the extracted tune(s)
Tune-5179-24CountryDances_1803_Gray_Thompson.ps 6 PostScript
Tune-5179-24CountryDances_1803_Gray_Thompson.txt 173 Plain-text file with the extracted tune(s)
Tune-5179-get.log 4578 Log file, useful mostly for debugging
Tune-51791-get.log 4571 Log file, useful mostly for debugging
Tune-51793-get.log 4162 Log file, useful mostly for debugging
Tune-51794-get.log 9069 Log file, useful mostly for debugging
Tune-51796-get.log 3514 Log file, useful mostly for debugging
Tune-51798-get.log 3510 Log file, useful mostly for debugging
These files should be available for 24 hours.