Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/NewWineInOldBottles/24CountryDances_1774_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4728-24CountryDances_1774_Thompson.ps) >>/Users/jc/w/tmp/Tune-4728-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/NewWineInOldBottles/24CountryDances_1774_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_47283.log 357612 Log file, useful mostly for debugging
Tune-4728-24CountryDances_1774_Thompson.abc 181 ABC music file with the extracted tune(s)
Tune-4728-24CountryDances_1774_Thompson.ps 6 PostScript
Tune-4728-24CountryDances_1774_Thompson.txt 181 Plain-text file with the extracted tune(s)
Tune-4728-get.log 13460 Log file, useful mostly for debugging
Tune-47281-get.log 3236 Log file, useful mostly for debugging
Tune-47282-24CountryDances_1818_Button_Whitaker.abc 173 ABC music file with the extracted tune(s)
Tune-47282-24CountryDances_1818_Button_Whitaker.ps 6 PostScript
Tune-47282-24CountryDances_1818_Button_Whitaker.txt 173 Plain-text file with the extracted tune(s)
Tune-47282-get.log 9785 Log file, useful mostly for debugging
Tune-47283-get.log 3622 Log file, useful mostly for debugging
Tune-47284-get.log 4195 Log file, useful mostly for debugging
Tune-47288-get.log 5638 Log file, useful mostly for debugging
Tune-47289-get.log 8703 Log file, useful mostly for debugging
These files should be available for 24 hours.