Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book43/24CountryDances_1766_Johnson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6155-24CountryDances_1766_Johnson.ps) >>/Users/jc/w/tmp/Tune-6155-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book43/24CountryDances_1766_Johnson.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_61552.log 157116 Log file, useful mostly for debugging
Tune-6155-24CountryDances_1766_Johnson.abc 167 ABC music file with the extracted tune(s)
Tune-6155-24CountryDances_1766_Johnson.ps 6 PostScript
Tune-6155-24CountryDances_1766_Johnson.txt 167 Plain-text file with the extracted tune(s)
Tune-6155-get.log 12470 Log file, useful mostly for debugging
Tune-61550-get.log 5036 Log file, useful mostly for debugging
Tune-61557-get.log 5234 Log file, useful mostly for debugging
Tune-61558-24CountryDances_1767_Thompson.abc 164 ABC music file with the extracted tune(s)
Tune-61558-24CountryDances_1767_Thompson.ps 6 PostScript
Tune-61558-24CountryDances_1767_Thompson.txt 164 Plain-text file with the extracted tune(s)
Tune-61558-get.log 4499 Log file, useful mostly for debugging
These files should be available for 24 hours.