Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/HillCountryTunes.abc/46_Quadrille_Am.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3038-46_Quadrille_Am.ps) >>/Users/jc/w/tmp/Tune-3038-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/HillCountryTunes.abc/46_Quadrille_Am.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_3038.log 4181 Log file, useful mostly for debugging
Form_30381.log 1125 Log file, useful mostly for debugging
Tune-3038-46_Quadrille_Am.abc 168 ABC music file with the extracted tune(s)
Tune-3038-46_Quadrille_Am.ps 6 PostScript
Tune-3038-46_Quadrille_Am.txt 168 Plain-text file with the extracted tune(s)
Tune-3038-get.log 100292 Log file, useful mostly for debugging
Tune-30382-get.log 4056 Log file, useful mostly for debugging
Tune-30384-get.log 7741 Log file, useful mostly for debugging
Tune-30388-get.log 3586 Log file, useful mostly for debugging
Tune-30389-get.log 4589 Log file, useful mostly for debugging
These files should be available for 24 hours.