Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1809/JohnTreat_GftF2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7373-JohnTreat_GftF2.ps) >>/Users/jc/w/tmp/Tune-7373-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1809/JohnTreat_GftF2.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-7373-JohnTreat_GftF2.abc 152 ABC music file with the extracted tune(s)
Tune-7373-JohnTreat_GftF2.ps 6 PostScript
Tune-7373-JohnTreat_GftF2.txt 152 Plain-text file with the extracted tune(s)
Tune-7373-get.log 4171 Log file, useful mostly for debugging
Tune-73731-031_Granos_March-001.svg 54296 Scalable Vector Graphics format
Tune-73731-031_Granos_March.abc 1271 ABC music file with the extracted tune(s)
Tune-73731-031_Granos_March.txt 1271 Plain-text file with the extracted tune(s)
Tune-73731-get.log 13907 Log file, useful mostly for debugging
Tune-73734-HillCountryTunes.abc 153 ABC music file with the extracted tune(s)
Tune-73734-HillCountryTunes.pdf 2217 Portable Data Format
Tune-73734-HillCountryTunes.ps 6 PostScript
Tune-73734-HillCountryTunes.txt 153 Plain-text file with the extracted tune(s)
Tune-73734-get.log 5056 Log file, useful mostly for debugging
Tune-73736-get.log 4267 Log file, useful mostly for debugging
These files should be available for 24 hours.