Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book06/24CountryDances_1791_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4349-24CountryDances_1791_Thompson.ps) >>/Users/jc/w/tmp/Tune-4349-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book06/24CountryDances_1791_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-4349-24CountryDances_1791_Thompson.abc 168 ABC music file with the extracted tune(s)
Tune-4349-24CountryDances_1791_Thompson.ps 6 PostScript
Tune-4349-24CountryDances_1791_Thompson.txt 168 Plain-text file with the extracted tune(s)
Tune-4349-get.log 8015 Log file, useful mostly for debugging
Tune-43491-Straight_Skillern.abc 161 ABC music file with the extracted tune(s)
Tune-43491-Straight_Skillern.txt 161 Plain-text file with the extracted tune(s)
Tune-43491-get.log 3350 Log file, useful mostly for debugging
Tune-43492-Nelson.abc 143 ABC music file with the extracted tune(s)
Tune-43492-Nelson.txt 143 Plain-text file with the extracted tune(s)
Tune-43492-get.log 30288 Log file, useful mostly for debugging
Tune-43498-4211.abc 1582 ABC music file with the extracted tune(s)
Tune-43498-4211.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-43498-4211.ps 47734 PostScript
Tune-43498-4211.txt 1582 Plain-text file with the extracted tune(s)
Tune-43498-CaledonianCountryDances.abc 162 ABC music file with the extracted tune(s)
Tune-43498-CaledonianCountryDances.pdf 2217 Portable Data Format
Tune-43498-CaledonianCountryDances.txt 162 Plain-text file with the extracted tune(s)
Tune-43498-get.log 14947 Log file, useful mostly for debugging
These files should be available for 24 hours.