Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/101SCD/JamesJohnson_ScotsMusicalMuseumV5-V2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3243-JamesJohnson_ScotsMusicalMuseumV5-V2.ps) >>/Users/jc/w/tmp/Tune-3243-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/101SCD/JamesJohnson_ScotsMusicalMuseumV5-V2.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_32436.log 454211 Log file, useful mostly for debugging
Find_32432.log 1615 Log file, useful mostly for debugging
Tune-3243-JamesJohnson_ScotsMusicalMuseumV5-V2.abc 175 ABC music file with the extracted tune(s)
Tune-3243-JamesJohnson_ScotsMusicalMuseumV5-V2.ps 6 PostScript
Tune-3243-JamesJohnson_ScotsMusicalMuseumV5-V2.txt 175 Plain-text file with the extracted tune(s)
Tune-3243-get.log 10127 Log file, useful mostly for debugging
Tune-32430-get.log 5136 Log file, useful mostly for debugging
Tune-32431-get.log 4502 Log file, useful mostly for debugging
Tune-32432-get.log 5547 Log file, useful mostly for debugging
Tune-32433-get.log 8846 Log file, useful mostly for debugging
Tune-32434-get.log 16217 Log file, useful mostly for debugging
Tune-32435-get.log 8408 Log file, useful mostly for debugging
Tune-32436-get.log 4014 Log file, useful mostly for debugging
Tune-32437-get.log 4778 Log file, useful mostly for debugging
Tune-32438-get.log 11112 Log file, useful mostly for debugging
Tune-32439-get.log 4115 Log file, useful mostly for debugging
These files should be available for 24 hours.