Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1770/24CountryDances_1762_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9295-24CountryDances_1762_Thompson.ps) >>/Users/jc/w/tmp/Tune-9295-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1770/24CountryDances_1762_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
Tune-9295-20411_Liverpool_Hornpipe-001.svg 20488 Scalable Vector Graphics format
Tune-9295-20411_Liverpool_Hornpipe.abc 722 ABC music file with the extracted tune(s)
Tune-9295-20411_Liverpool_Hornpipe.txt 722 Plain-text file with the extracted tune(s)
Tune-9295-24CountryDances_1762_Thompson.abc 166 ABC music file with the extracted tune(s)
Tune-9295-24CountryDances_1762_Thompson.ps 6 PostScript
Tune-9295-24CountryDances_1762_Thompson.txt 166 Plain-text file with the extracted tune(s)
Tune-9295-get.log 9062 Log file, useful mostly for debugging
Tune-92950-get.log 3226 Log file, useful mostly for debugging
Tune-92954-get.log 75434 Log file, useful mostly for debugging
Tune-92955-get.log 3238 Log file, useful mostly for debugging
Tune-92956-get.log 2930 Log file, useful mostly for debugging
Tune-92957-get.log 4387 Log file, useful mostly for debugging
These files should be available for 24 hours.