Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Stewart/Riddell/tmp/Tune-27945-Goulding_SSEIFA.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1599-Tune-27945-Goulding_SSEIFA.ps) >>/Users/jc/w/tmp/Tune-1599-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Stewart/Riddell/tmp/Tune-27945-Goulding_SSEIFA.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_15997.log 291809 Log file, useful mostly for debugging
Coll_15998.log 450010 Log file, useful mostly for debugging
Coll_15999.log 626032 Log file, useful mostly for debugging
Form_15997.log 1017 Log file, useful mostly for debugging
Tune-1599-Tune-27945-Goulding_SSEIFA.abc 178 ABC music file with the extracted tune(s)
Tune-1599-Tune-27945-Goulding_SSEIFA.ps 6 PostScript
Tune-1599-Tune-27945-Goulding_SSEIFA.txt 178 Plain-text file with the extracted tune(s)
Tune-1599-get.log 4492 Log file, useful mostly for debugging
Tune-15990-get.log 5372 Log file, useful mostly for debugging
Tune-15991-get.log 1628 Log file, useful mostly for debugging
Tune-15994-get.log 4839 Log file, useful mostly for debugging
Tune-15995-get.log 3234 Log file, useful mostly for debugging
Tune-15996-get.log 1441 Log file, useful mostly for debugging
Tune-15999-get.log 8305 Log file, useful mostly for debugging
These files should be available for 24 hours.