Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1751/JohnTreat_GftF1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5858-JohnTreat_GftF1.ps) >>/Users/jc/w/tmp/Tune-5858-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1751/JohnTreat_GftF1.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-5858-JohnTreat_GftF1.abc 152 ABC music file with the extracted tune(s)
Tune-5858-JohnTreat_GftF1.ps 6 PostScript
Tune-5858-JohnTreat_GftF1.txt 152 Plain-text file with the extracted tune(s)
Tune-5858-get.log 8422 Log file, useful mostly for debugging
Tune-58581-get.log 4411 Log file, useful mostly for debugging
Tune-58586-DanielWright_CCCCD.abc 154 ABC music file with the extracted tune(s)
Tune-58586-DanielWright_CCCCD.pdf 2217 Portable Data Format
Tune-58586-DanielWright_CCCCD.ps 6 PostScript
Tune-58586-DanielWright_CCCCD.txt 154 Plain-text file with the extracted tune(s)
Tune-58586-get.log 9218 Log file, useful mostly for debugging
Tune-58587-get.log 12906 Log file, useful mostly for debugging
Tune-58588-get.log 4150 Log file, useful mostly for debugging
Tune-58589-blank.abc 144 ABC music file with the extracted tune(s)
Tune-58589-blank.pdf 2217 Portable Data Format
Tune-58589-blank.ps 6 PostScript
Tune-58589-blank.txt 144 Plain-text file with the extracted tune(s)
Tune-58589-get.log 4749 Log file, useful mostly for debugging
These files should be available for 24 hours.