Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/CCCCD/12SelectedCountryDances_1772_Rutherford.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4414-12SelectedCountryDances_1772_Rutherford.ps) >>/Users/jc/w/tmp/Tune-4414-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/CCCCD/12SelectedCountryDances_1772_Rutherford.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_44142.log 1032 Log file, useful mostly for debugging
Tune-4414-12SelectedCountryDances_1772_Rutherford.abc 177 ABC music file with the extracted tune(s)
Tune-4414-12SelectedCountryDances_1772_Rutherford.ps 6 PostScript
Tune-4414-12SelectedCountryDances_1772_Rutherford.txt 177 Plain-text file with the extracted tune(s)
Tune-4414-get.log 8180 Log file, useful mostly for debugging
Tune-44140-get.log 10647 Log file, useful mostly for debugging
Tune-44141-get.log 4644 Log file, useful mostly for debugging
Tune-44142-ERM-V1.abc 144 ABC music file with the extracted tune(s)
Tune-44142-ERM-V1.txt 144 Plain-text file with the extracted tune(s)
Tune-44142-get.log 11939 Log file, useful mostly for debugging
Tune-44143-get.log 9335 Log file, useful mostly for debugging
Tune-44144-get.log 4203 Log file, useful mostly for debugging
Tune-44145-get.log 7847 Log file, useful mostly for debugging
Tune-44146-get.log 4716 Log file, useful mostly for debugging
Tune-44149-get.log 5400 Log file, useful mostly for debugging
These files should be available for 24 hours.