Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/D78/_.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_82818.log 150575 Log file, useful mostly for debugging
Find_82818.log 1842 Log file, useful mostly for debugging
Tune-8281-_.abc 137 ABC music file with the extracted tune(s)
Tune-8281-_.txt 137 Plain-text file with the extracted tune(s)
Tune-8281-get.log 7719 Log file, useful mostly for debugging
Tune-82811-24CountryDances_1765_Thompson.abc 168 ABC music file with the extracted tune(s)
Tune-82811-24CountryDances_1765_Thompson.ps 6 PostScript
Tune-82811-24CountryDances_1765_Thompson.txt 168 Plain-text file with the extracted tune(s)
Tune-82811-get.log 4521 Log file, useful mostly for debugging
Tune-82812-get.log 5651 Log file, useful mostly for debugging
Tune-82817-get.log 3502 Log file, useful mostly for debugging
Tune-82818-get.log 5494 Log file, useful mostly for debugging
These files should be available for 24 hours.