Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Gow/CR-abc2.abc/CSR3-abc2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3557-CSR3-abc2.ps) >>/Users/jc/w/tmp/Tune-3557-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Gow/CR-abc2.abc/CSR3-abc2.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_35571.log 1527 Log file, useful mostly for debugging
Find_35572.log 1639 Log file, useful mostly for debugging
Form_35578.log 1213 Log file, useful mostly for debugging
Tune-3557-CSR3-abc2.abc 157 ABC music file with the extracted tune(s)
Tune-3557-CSR3-abc2.ps 6 PostScript
Tune-3557-CSR3-abc2.txt 157 Plain-text file with the extracted tune(s)
Tune-3557-get.log 4111 Log file, useful mostly for debugging
Tune-35574-get.log 6024 Log file, useful mostly for debugging
Tune-35576-get.log 4679 Log file, useful mostly for debugging
Tune-35579-get.log 4975 Log file, useful mostly for debugging
These files should be available for 24 hours.