Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/MM1/24CountryDances_1810_Button_Whitaker.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3115-24CountryDances_1810_Button_Whitaker.ps) >>/Users/jc/w/tmp/Tune-3115-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/MM1/24CountryDances_1810_Button_Whitaker.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_31154.log 289011 Log file, useful mostly for debugging
Coll_31158.log 164917 Log file, useful mostly for debugging
Tune-3115-24CountryDances_1810_Button_Whitaker.abc 172 ABC music file with the extracted tune(s)
Tune-3115-24CountryDances_1810_Button_Whitaker.ps 6 PostScript
Tune-3115-24CountryDances_1810_Button_Whitaker.txt 172 Plain-text file with the extracted tune(s)
Tune-3115-get.log 4608 Log file, useful mostly for debugging
Tune-31152-get.log 5346 Log file, useful mostly for debugging
Tune-31155-get.log 3746 Log file, useful mostly for debugging
Tune-31156-get.log 10811 Log file, useful mostly for debugging
Tune-31157-get.log 8515 Log file, useful mostly for debugging
Tune-31158-Goulding_TwentyFourCountryDancesForTheYear1808.abc 186 ABC music file with the extracted tune(s)
Tune-31158-Goulding_TwentyFourCountryDancesForTheYear1808.ps 6 PostScript
Tune-31158-Goulding_TwentyFourCountryDancesForTheYear1808.txt 186 Plain-text file with the extracted tune(s)
Tune-31158-get.log 13617 Log file, useful mostly for debugging
These files should be available for 24 hours.