Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1794/SCD_RoyGoldring_14SocialDancesFor2000.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5766-SCD_RoyGoldring_14SocialDancesFor2000.ps) >>/Users/jc/w/tmp/Tune-5766-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1794/SCD_RoyGoldring_14SocialDancesFor2000.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_57660.log 159717 Log file, useful mostly for debugging
Tune-5766-SCD_RoyGoldring_14SocialDancesFor2000.abc 174 ABC music file with the extracted tune(s)
Tune-5766-SCD_RoyGoldring_14SocialDancesFor2000.ps 6 PostScript
Tune-5766-SCD_RoyGoldring_14SocialDancesFor2000.txt 174 Plain-text file with the extracted tune(s)
Tune-5766-get.log 13730 Log file, useful mostly for debugging
Tune-57660-get.log 5433 Log file, useful mostly for debugging
Tune-57661-get.log 6013 Log file, useful mostly for debugging
Tune-57662-get.log 4011 Log file, useful mostly for debugging
Tune-57663-get.log 13141 Log file, useful mostly for debugging
Tune-57666-get.log 4390 Log file, useful mostly for debugging
Tune-57667-get.log 14857 Log file, useful mostly for debugging
Tune-57669-get.log 13277 Log file, useful mostly for debugging
These files should be available for 24 hours.