Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/X/AMHSI_abc1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3009-AMHSI_abc1.ps) >>/Users/jc/w/tmp/Tune-3009-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/X/AMHSI_abc1.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_3009.log 301891 Log file, useful mostly for debugging
Coll_30093.log 164373 Log file, useful mostly for debugging
Tune-3009-AMHSI_abc1.abc 144 ABC music file with the extracted tune(s)
Tune-3009-AMHSI_abc1.ps 6 PostScript
Tune-3009-AMHSI_abc1.txt 144 Plain-text file with the extracted tune(s)
Tune-3009-get.log 4048 Log file, useful mostly for debugging
Tune-30090-get.log 3472 Log file, useful mostly for debugging
Tune-30091-get.log 4751 Log file, useful mostly for debugging
Tune-30092-get.log 8669 Log file, useful mostly for debugging
Tune-30093-get.log 5054 Log file, useful mostly for debugging
Tune-30095-get.log 7748 Log file, useful mostly for debugging
Tune-30096-BarbarasMaggot.abc 976 ABC music file with the extracted tune(s)
Tune-30096-BarbarasMaggot.pdf 22948 Portable Data Format
Tune-30096-BarbarasMaggot.ps 36523 PostScript
Tune-30096-BarbarasMaggot.txt 976 Plain-text file with the extracted tune(s)
Tune-30096-get.log 13765 Log file, useful mostly for debugging
Tune-30099-get.log 4168 Log file, useful mostly for debugging
These files should be available for 24 hours.