Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/reel/ViolaRuth_PWFT.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8443-ViolaRuth_PWFT.ps) >>/Users/jc/w/tmp/Tune-8443-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/reel/ViolaRuth_PWFT.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_84438.log 294611 Log file, useful mostly for debugging
Tune-8443-ViolaRuth_PWFT.abc 151 ABC music file with the extracted tune(s)
Tune-8443-ViolaRuth_PWFT.ps 6 PostScript
Tune-8443-ViolaRuth_PWFT.txt 151 Plain-text file with the extracted tune(s)
Tune-8443-get.log 8505 Log file, useful mostly for debugging
Tune-84432-get.log 14153 Log file, useful mostly for debugging
Tune-84433-get.log 3550 Log file, useful mostly for debugging
Tune-84435-get.log 10457 Log file, useful mostly for debugging
Tune-84436-get.log 4320 Log file, useful mostly for debugging
Tune-84437-get.log 11137 Log file, useful mostly for debugging
Tune-84438-get.log 8028 Log file, useful mostly for debugging
Tune-84439-get.log 3636 Log file, useful mostly for debugging
These files should be available for 24 hours.