Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1811/SCD_RoyGoldring_14SocialDancesFor2000.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7372-SCD_RoyGoldring_14SocialDancesFor2000.ps) >>/Users/jc/w/tmp/Tune-7372-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1811/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
Sess-7372.log 609645 Log file, useful mostly for debugging
Tune-21714-Tune-73724-ArthursSeatWaltzes.abc 181 ABC music file with the extracted tune(s)
Tune-21714-Tune-73724-ArthursSeatWaltzes.pdf 2217 Portable Data Format
Tune-21714-Tune-73724-ArthursSeatWaltzes.ps 6 PostScript
Tune-21714-Tune-73724-ArthursSeatWaltzes.txt 181 Plain-text file with the extracted tune(s)
Tune-7372-SCD_RoyGoldring_14SocialDancesFor2000.abc 174 ABC music file with the extracted tune(s)
Tune-7372-SCD_RoyGoldring_14SocialDancesFor2000.ps 6 PostScript
Tune-7372-SCD_RoyGoldring_14SocialDancesFor2000.txt 174 Plain-text file with the extracted tune(s)
Tune-7372-get.log 15604 Log file, useful mostly for debugging
Tune-73720-get.log 8942 Log file, useful mostly for debugging
Tune-73724-get.log 3198 Log file, useful mostly for debugging
Tune-73725-get.log 3530 Log file, useful mostly for debugging
Tune-73728-get.log 3082 Log file, useful mostly for debugging
Tune-73729-get.log 9165 Log file, useful mostly for debugging
Tune-98063-Tune-73724-ArthursSeatWaltzes.abc 181 ABC music file with the extracted tune(s)
Tune-98063-Tune-73724-ArthursSeatWaltzes.ps 6 PostScript
Tune-98063-Tune-73724-ArthursSeatWaltzes.txt 181 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.