Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/abc2/CharlesZeuner_TremontQuadrilles1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4373-CharlesZeuner_TremontQuadrilles1.ps) >>/Users/jc/w/tmp/Tune-4373-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/abc2/CharlesZeuner_TremontQuadrilles1.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_43738.log 921 Log file, useful mostly for debugging
Tune-4373-CharlesZeuner_TremontQuadrilles1.abc 169 ABC music file with the extracted tune(s)
Tune-4373-CharlesZeuner_TremontQuadrilles1.ps 6 PostScript
Tune-4373-CharlesZeuner_TremontQuadrilles1.txt 169 Plain-text file with the extracted tune(s)
Tune-4373-get.log 9127 Log file, useful mostly for debugging
Tune-43730-Pringle.abc 144 ABC music file with the extracted tune(s)
Tune-43730-Pringle.pdf 2217 Portable Data Format
Tune-43730-Pringle.ps 6 PostScript
Tune-43730-Pringle.txt 144 Plain-text file with the extracted tune(s)
Tune-43730-get.log 4791 Log file, useful mostly for debugging
Tune-43732-get.log 3886 Log file, useful mostly for debugging
Tune-43733-Kerr_MM2-V1.abc 148 ABC music file with the extracted tune(s)
Tune-43733-Kerr_MM2-V1.txt 148 Plain-text file with the extracted tune(s)
Tune-43733-get.log 3204 Log file, useful mostly for debugging
Tune-43736-get.log 4125 Log file, useful mostly for debugging
These files should be available for 24 hours.