Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Anonymous2/CDfNH1783.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4107-CDfNH1783.ps) >>/Users/jc/w/tmp/Tune-4107-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Anonymous2/CDfNH1783.abc

Error exit status 256; here are some files to check:

[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Find_41071.log 1511 Log file, useful mostly for debugging
Find_41079.log 1858 Log file, useful mostly for debugging
Tune-4107-CDfNH1783.abc 152 ABC music file with the extracted tune(s)
Tune-4107-CDfNH1783.ps 6 PostScript
Tune-4107-CDfNH1783.txt 152 Plain-text file with the extracted tune(s)
Tune-4107-get.log 4077 Log file, useful mostly for debugging
Tune-41072-24AmericanCountryDances_1785_Cantelo.abc 173 ABC music file with the extracted tune(s)
Tune-41072-24AmericanCountryDances_1785_Cantelo.ps 6 PostScript
Tune-41072-24AmericanCountryDances_1785_Cantelo.txt 173 Plain-text file with the extracted tune(s)
Tune-41072-get.log 4537 Log file, useful mostly for debugging
Tune-41073-get.log 6435 Log file, useful mostly for debugging
These files should be available for 24 hours.