Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/FtFIoD/24CountryDances_1805_Gray_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9179-24CountryDances_1805_Gray_Thompson.ps) >>/Users/jc/w/tmp/Tune-9179-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/FtFIoD/24CountryDances_1805_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_9179.log 274495 Log file, useful mostly for debugging
Coll_91792.log 940987 Log file, useful mostly for debugging
Tune-9179-24CountryDances_1805_Gray_Thompson.abc 173 ABC music file with the extracted tune(s)
Tune-9179-24CountryDances_1805_Gray_Thompson.ps 6 PostScript
Tune-9179-24CountryDances_1805_Gray_Thompson.txt 173 Plain-text file with the extracted tune(s)
Tune-9179-get.log 4580 Log file, useful mostly for debugging
Tune-91796-flowers_of_Edinburgh.abc 161 ABC music file with the extracted tune(s)
Tune-91796-flowers_of_Edinburgh.ps 6 PostScript
Tune-91796-flowers_of_Edinburgh.txt 161 Plain-text file with the extracted tune(s)
Tune-91796-get.log 4225 Log file, useful mostly for debugging
These files should be available for 24 hours.