Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1781/EliasHowe_MusiciansCompanionP2-1843-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3101-EliasHowe_MusiciansCompanionP2-1843-V1.ps) >>/Users/jc/w/tmp/Tune-3101-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1781/EliasHowe_MusiciansCompanionP2-1843-V1.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_3101.log 151855 Log file, useful mostly for debugging
Find_31018.log 1518 Log file, useful mostly for debugging
Tune-3101-EliasHowe_MusiciansCompanionP2-1843-V1.abc 175 ABC music file with the extracted tune(s)
Tune-3101-EliasHowe_MusiciansCompanionP2-1843-V1.ps 6 PostScript
Tune-3101-EliasHowe_MusiciansCompanionP2-1843-V1.txt 175 Plain-text file with the extracted tune(s)
Tune-3101-get.log 8955 Log file, useful mostly for debugging
Tune-31010-get.log 1369 Log file, useful mostly for debugging
Tune-31014-get.log 1304 Log file, useful mostly for debugging
Tune-31017-get.log 1328 Log file, useful mostly for debugging
These files should be available for 24 hours.