Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/HUTB1/24CountryDances_1772_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9877-24CountryDances_1772_Thompson.ps) >>/Users/jc/w/tmp/Tune-9877-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/HUTB1/24CountryDances_1772_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-9877-24CountryDances_1772_Thompson.abc 167 ABC music file with the extracted tune(s)
Tune-9877-24CountryDances_1772_Thompson.ps 6 PostScript
Tune-9877-24CountryDances_1772_Thompson.txt 167 Plain-text file with the extracted tune(s)
Tune-9877-get.log 4473 Log file, useful mostly for debugging
Tune-98770-get.log 3582 Log file, useful mostly for debugging
Tune-98771-get.log 18193 Log file, useful mostly for debugging
Tune-98772-get.log 5355 Log file, useful mostly for debugging
Tune-98773-Gow-CSR-abc1.abc 157 ABC music file with the extracted tune(s)
Tune-98773-Gow-CSR-abc1.pdf 2217 Portable Data Format
Tune-98773-Gow-CSR-abc1.ps 6 PostScript
Tune-98773-Gow-CSR-abc1.txt 157 Plain-text file with the extracted tune(s)
Tune-98773-get.log 4988 Log file, useful mostly for debugging
Tune-98774-get.log 5034 Log file, useful mostly for debugging
Tune-98775-get.log 4284 Log file, useful mostly for debugging
Tune-98776-get.log 3526 Log file, useful mostly for debugging
Tune-98778-get.log 3886 Log file, useful mostly for debugging
Tune-98779-get.log 4144 Log file, useful mostly for debugging
These files should be available for 24 hours.