Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book26/FARNE_Anonymous2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5619-FARNE_Anonymous2.ps) >>/Users/jc/w/tmp/Tune-5619-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book26/FARNE_Anonymous2.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_56191.log 1757 Log file, useful mostly for debugging
Sess-56198.log 99193 Log file, useful mostly for debugging
Tune-5619-FARNE_Anonymous2.abc 155 ABC music file with the extracted tune(s)
Tune-5619-FARNE_Anonymous2.ps 6 PostScript
Tune-5619-FARNE_Anonymous2.txt 155 Plain-text file with the extracted tune(s)
Tune-5619-get.log 7802 Log file, useful mostly for debugging
Tune-56192-get.log 5407 Log file, useful mostly for debugging
Tune-56193-get.log 4112 Log file, useful mostly for debugging
Tune-56194-get.log 5076 Log file, useful mostly for debugging
Tune-56195-get.log 5645 Log file, useful mostly for debugging
These files should be available for 24 hours.