Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/NS_Anniv50/EliasHowe_MusiciansCompanionP3-1844-V2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5388-EliasHowe_MusiciansCompanionP3-1844-V2.ps) >>/Users/jc/w/tmp/Tune-5388-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/NS_Anniv50/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
Find_53887.log 1486 Log file, useful mostly for debugging
Tune-5388-EliasHowe_MusiciansCompanionP3-1844-V2.abc 181 ABC music file with the extracted tune(s)
Tune-5388-EliasHowe_MusiciansCompanionP3-1844-V2.ps 6 PostScript
Tune-5388-EliasHowe_MusiciansCompanionP3-1844-V2.txt 181 Plain-text file with the extracted tune(s)
Tune-5388-get.log 9146 Log file, useful mostly for debugging
Tune-53881-get.log 4950 Log file, useful mostly for debugging
Tune-53882-get.log 5119 Log file, useful mostly for debugging
Tune-53886-get.log 3606 Log file, useful mostly for debugging
Tune-53888-get.log 4882 Log file, useful mostly for debugging
Tune-53889-get.log 4469 Log file, useful mostly for debugging
These files should be available for 24 hours.