Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1811/Pringle.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3452-Pringle.ps) >>/Users/jc/w/tmp/Tune-3452-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1811/Pringle.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-3452-Pringle.abc 144 ABC music file with the extracted tune(s)
Tune-3452-Pringle.ps 6 PostScript
Tune-3452-Pringle.txt 144 Plain-text file with the extracted tune(s)
Tune-3452-get.log 4005 Log file, useful mostly for debugging
Tune-34520-get.log 1393 Log file, useful mostly for debugging
Tune-34522-get.log 5310 Log file, useful mostly for debugging
Tune-34523-EliasHowe_MusiciansCompanionP3-1844-V1.abc 175 ABC music file with the extracted tune(s)
Tune-34523-EliasHowe_MusiciansCompanionP3-1844-V1.txt 175 Plain-text file with the extracted tune(s)
Tune-34523-get.log 3690 Log file, useful mostly for debugging
Tune-34524-get.log 1334 Log file, useful mostly for debugging
Tune-34526-get.log 1372 Log file, useful mostly for debugging
These files should be available for 24 hours.