Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1776/24CountryDances_1781_Skillern.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2368-24CountryDances_1781_Skillern.ps) >>/Users/jc/w/tmp/Tune-2368-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1776/24CountryDances_1781_Skillern.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-2368-24CountryDances_1781_Skillern.abc 166 ABC music file with the extracted tune(s)
Tune-2368-24CountryDances_1781_Skillern.ps 6 PostScript
Tune-2368-24CountryDances_1781_Skillern.txt 166 Plain-text file with the extracted tune(s)
Tune-2368-get.log 4459 Log file, useful mostly for debugging
Tune-23682-get.log 2907 Log file, useful mostly for debugging
Tune-23689-Rinnci_na_hEireann.abc 155 ABC music file with the extracted tune(s)
Tune-23689-Rinnci_na_hEireann.ps 6 PostScript
Tune-23689-Rinnci_na_hEireann.txt 155 Plain-text file with the extracted tune(s)
Tune-23689-get.log 4282 Log file, useful mostly for debugging
These files should be available for 24 hours.