Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book06/WilliamCampbell_10thBook_1798-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1586-WilliamCampbell_10thBook_1798-V1.ps) >>/Users/jc/w/tmp/Tune-1586-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book06/WilliamCampbell_10thBook_1798-V1.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_15867.log 147341 Log file, useful mostly for debugging
Tune-1586-WilliamCampbell_10thBook_1798-V1.abc 171 ABC music file with the extracted tune(s)
Tune-1586-WilliamCampbell_10thBook_1798-V1.ps 6 PostScript
Tune-1586-WilliamCampbell_10thBook_1798-V1.txt 171 Plain-text file with the extracted tune(s)
Tune-1586-get.log 8048 Log file, useful mostly for debugging
Tune-15860-get.log 13343 Log file, useful mostly for debugging
Tune-15865-JamesJohnson_ScotsMusicalMuseumV4-V2.abc 175 ABC music file with the extracted tune(s)
Tune-15865-JamesJohnson_ScotsMusicalMuseumV4-V2.ps 6 PostScript
Tune-15865-JamesJohnson_ScotsMusicalMuseumV4-V2.txt 175 Plain-text file with the extracted tune(s)
Tune-15865-get.log 4670 Log file, useful mostly for debugging
Tune-15867-get.log 5601 Log file, useful mostly for debugging
Tune-15868-get.log 4892 Log file, useful mostly for debugging
These files should be available for 24 hours.