Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/mp3/EliasHowe_MusiciansCompanionP3-1844-V2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3647-EliasHowe_MusiciansCompanionP3-1844-V2.ps) >>/Users/jc/w/tmp/Tune-3647-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/mp3/EliasHowe_MusiciansCompanionP3-1844-V2.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_36473.log 369322 Log file, useful mostly for debugging
Tune-3647-EliasHowe_MusiciansCompanionP3-1844-V2.abc 174 ABC music file with the extracted tune(s)
Tune-3647-EliasHowe_MusiciansCompanionP3-1844-V2.ps 6 PostScript
Tune-3647-EliasHowe_MusiciansCompanionP3-1844-V2.txt 174 Plain-text file with the extracted tune(s)
Tune-3647-get.log 4648 Log file, useful mostly for debugging
Tune-36471-get.log 4931 Log file, useful mostly for debugging
Tune-36472-get.log 92794 Log file, useful mostly for debugging
Tune-36473-get.log 4465 Log file, useful mostly for debugging
Tune-36474-get.log 1392 Log file, useful mostly for debugging
Tune-36476-get.log 3278 Log file, useful mostly for debugging
These files should be available for 24 hours.