Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/square/ViolaRuth_PWFT.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5616-ViolaRuth_PWFT.ps) >>/Users/jc/w/tmp/Tune-5616-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/square/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
Tune-5616-ViolaRuth_PWFT.abc 153 ABC music file with the extracted tune(s)
Tune-5616-ViolaRuth_PWFT.ps 6 PostScript
Tune-5616-ViolaRuth_PWFT.txt 153 Plain-text file with the extracted tune(s)
Tune-5616-get.log 4162 Log file, useful mostly for debugging
Tune-56160-get.log 1583 Log file, useful mostly for debugging
Tune-56161-GoldenBookOfFavoriteSongs2.abc 165 ABC music file with the extracted tune(s)
Tune-56161-GoldenBookOfFavoriteSongs2.txt 165 Plain-text file with the extracted tune(s)
Tune-56161-get.log 3486 Log file, useful mostly for debugging
Tune-56165-get.log 1433 Log file, useful mostly for debugging
Tune-56168-get.log 7167 Log file, useful mostly for debugging
Tune-56169-get.log 1289 Log file, useful mostly for debugging
These files should be available for 24 hours.