Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/CCCCD2/24CountryDances_1770_Longman.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3895-24CountryDances_1770_Longman.ps) >>/Users/jc/w/tmp/Tune-3895-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/CCCCD2/24CountryDances_1770_Longman.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_38951.log 170117 Log file, useful mostly for debugging
Tune-3895-24CountryDances_1770_Longman.abc 167 ABC music file with the extracted tune(s)
Tune-3895-24CountryDances_1770_Longman.ps 6 PostScript
Tune-3895-24CountryDances_1770_Longman.txt 167 Plain-text file with the extracted tune(s)
Tune-3895-get.log 9542 Log file, useful mostly for debugging
Tune-38950-get.log 5286 Log file, useful mostly for debugging
Tune-38954-get.log 9074 Log file, useful mostly for debugging
Tune-38956-get.log 3414 Log file, useful mostly for debugging
Tune-38958-get.log 3422 Log file, useful mostly for debugging
Tune-38959-get.log 3470 Log file, useful mostly for debugging
These files should be available for 24 hours.