Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/mazurka/24CountryDances_1792_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9491-24CountryDances_1792_Thompson.ps) >>/Users/jc/w/tmp/Tune-9491-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/mazurka/24CountryDances_1792_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_94917.log 294884 Log file, useful mostly for debugging
Form_94919.log 797 Log file, useful mostly for debugging
Tune-9491-24CountryDances_1792_Thompson.abc 169 ABC music file with the extracted tune(s)
Tune-9491-24CountryDances_1792_Thompson.ps 6 PostScript
Tune-9491-24CountryDances_1792_Thompson.txt 169 Plain-text file with the extracted tune(s)
Tune-9491-get.log 4481 Log file, useful mostly for debugging
Tune-94911-get.log 1440 Log file, useful mostly for debugging
Tune-94912-SCD_Book49-V1.abc 149 ABC music file with the extracted tune(s)
Tune-94912-SCD_Book49-V1.txt 149 Plain-text file with the extracted tune(s)
Tune-94912-get.log 3234 Log file, useful mostly for debugging
Tune-94913-get.log 1438 Log file, useful mostly for debugging
Tune-94914-get.log 4140 Log file, useful mostly for debugging
Tune-94915-get.log 1382 Log file, useful mostly for debugging
Tune-94919-CaledonianMusicalRepository.abc 164 ABC music file with the extracted tune(s)
Tune-94919-CaledonianMusicalRepository.ps 6 PostScript
Tune-94919-CaledonianMusicalRepository.txt 164 Plain-text file with the extracted tune(s)
Tune-94919-FARNE_Anonymous2.abc 154 ABC music file with the extracted tune(s)
Tune-94919-FARNE_Anonymous2.txt 154 Plain-text file with the extracted tune(s)
Tune-94919-get.log 7646 Log file, useful mostly for debugging
These files should be available for 24 hours.