Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Sets/MichaelDabney_12Minuets12Dances-1760-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7111-MichaelDabney_12Minuets12Dances-1760-V1.ps) >>/Users/jc/w/tmp/Tune-7111-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Sets/MichaelDabney_12Minuets12Dances-1760-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
Tune-7111-24FavouriteDances_1779_Straight.abc 167 ABC music file with the extracted tune(s)
Tune-7111-24FavouriteDances_1779_Straight.ps 6 PostScript
Tune-7111-24FavouriteDances_1779_Straight.txt 167 Plain-text file with the extracted tune(s)
Tune-7111-MichaelDabney_12Minuets12Dances-1760-V1.abc 176 ABC music file with the extracted tune(s)
Tune-7111-MichaelDabney_12Minuets12Dances-1760-V1.ps 6 PostScript
Tune-7111-MichaelDabney_12Minuets12Dances-1760-V1.txt 176 Plain-text file with the extracted tune(s)
Tune-7111-get.log 15958 Log file, useful mostly for debugging
Tune-71110-get.log 5406 Log file, useful mostly for debugging
Tune-71111-Thompson_V2_1758-1765_FTM.abc 160 ABC music file with the extracted tune(s)
Tune-71111-Thompson_V2_1758-1765_FTM.ps 6 PostScript
Tune-71111-Thompson_V2_1758-1765_FTM.txt 160 Plain-text file with the extracted tune(s)
Tune-71111-get.log 4415 Log file, useful mostly for debugging
Tune-71112-get.log 15899 Log file, useful mostly for debugging
Tune-71113-SkillernChalloner_PCD1.abc 167 ABC music file with the extracted tune(s)
Tune-71113-SkillernChalloner_PCD1.ps 6 PostScript
Tune-71113-SkillernChalloner_PCD1.txt 167 Plain-text file with the extracted tune(s)
Tune-71113-get.log 10853 Log file, useful mostly for debugging
Tune-71115-get.log 4086 Log file, useful mostly for debugging
Tune-71116-get.log 4718 Log file, useful mostly for debugging
Tune-71117-get.log 4159 Log file, useful mostly for debugging
These files should be available for 24 hours.