Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1753/newpage.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1619-newpage.ps) >>/Users/jc/w/tmp/Tune-1619-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1753/newpage.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_1619.log 271684 Log file, useful mostly for debugging
Coll_16199.log 273090 Log file, useful mostly for debugging
Tune-1619-get.log 4001 Log file, useful mostly for debugging
Tune-1619-newpage.abc 144 ABC music file with the extracted tune(s)
Tune-1619-newpage.ps 6 PostScript
Tune-1619-newpage.txt 144 Plain-text file with the extracted tune(s)
Tune-16197-LondonMagazine.abc 152 ABC music file with the extracted tune(s)
Tune-16197-LondonMagazine.pdf 2217 Portable Data Format
Tune-16197-LondonMagazine.ps 6 PostScript
Tune-16197-LondonMagazine.txt 152 Plain-text file with the extracted tune(s)
Tune-16197-get.log 5006 Log file, useful mostly for debugging
Tune-16198-HenryFord_GoodMorning.abc 158 ABC music file with the extracted tune(s)
Tune-16198-HenryFord_GoodMorning.txt 158 Plain-text file with the extracted tune(s)
Tune-16198-get.log 3384 Log file, useful mostly for debugging
These files should be available for 24 hours.