Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/NewColl44Cot/Gallini_NewColl44Cot1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5534-Gallini_NewColl44Cot1.ps) >>/Users/jc/w/tmp/Tune-5534-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/NewColl44Cot/Gallini_NewColl44Cot1.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_55342.log 147468 Log file, useful mostly for debugging
Tune-5534-Gallini_NewColl44Cot1.abc 166 ABC music file with the extracted tune(s)
Tune-5534-Gallini_NewColl44Cot1.ps 6 PostScript
Tune-5534-Gallini_NewColl44Cot1.txt 166 Plain-text file with the extracted tune(s)
Tune-5534-get.log 4341 Log file, useful mostly for debugging
Tune-55340-get.log 11213 Log file, useful mostly for debugging
Tune-55341-get.log 5311 Log file, useful mostly for debugging
Tune-55345-get.log 8750 Log file, useful mostly for debugging
Tune-55348-get.log 10239 Log file, useful mostly for debugging
Tune-55349-get.log 5434 Log file, useful mostly for debugging
These files should be available for 24 hours.