Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Pioneer/24CountryDances_1805_Gray_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5770-24CountryDances_1805_Gray_Thompson.ps) >>/Users/jc/w/tmp/Tune-5770-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Pioneer/24CountryDances_1805_Gray_Thompson.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_57700.log 1500 Log file, useful mostly for debugging
Tune-5770-24CountryDances_1805_Gray_Thompson.abc 174 ABC music file with the extracted tune(s)
Tune-5770-24CountryDances_1805_Gray_Thompson.ps 6 PostScript
Tune-5770-24CountryDances_1805_Gray_Thompson.txt 174 Plain-text file with the extracted tune(s)
Tune-5770-get.log 4586 Log file, useful mostly for debugging
Tune-57700-get.log 229820 Log file, useful mostly for debugging
Tune-57701-get.log 10208 Log file, useful mostly for debugging
Tune-57702-get.log 13464 Log file, useful mostly for debugging
Tune-57703-get.log 8591 Log file, useful mostly for debugging
Tune-57704-get.log 10091 Log file, useful mostly for debugging
Tune-57705-get.log 7605 Log file, useful mostly for debugging
Tune-57706-get.log 4319 Log file, useful mostly for debugging
Tune-57707-GoldenBookOfFavoriteSongs1.abc 163 ABC music file with the extracted tune(s)
Tune-57707-GoldenBookOfFavoriteSongs1.ps 6 PostScript
Tune-57707-GoldenBookOfFavoriteSongs1.txt 163 Plain-text file with the extracted tune(s)
Tune-57707-get.log 19858 Log file, useful mostly for debugging
Tune-57708-get.log 4141 Log file, useful mostly for debugging
Tune-57709-get.log 3656 Log file, useful mostly for debugging
These files should be available for 24 hours.