Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book22/1769_Bremner_SRCD.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4021-1769_Bremner_SRCD.ps) >>/Users/jc/w/tmp/Tune-4021-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book22/1769_Bremner_SRCD.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_40211.log 994 Log file, useful mostly for debugging
Tune-4021-1769_Bremner_SRCD.abc 156 ABC music file with the extracted tune(s)
Tune-4021-1769_Bremner_SRCD.ps 6 PostScript
Tune-4021-1769_Bremner_SRCD.txt 156 Plain-text file with the extracted tune(s)
Tune-4021-get.log 4223 Log file, useful mostly for debugging
Tune-40210-get.log 4123 Log file, useful mostly for debugging
Tune-40211-get.log 4005 Log file, useful mostly for debugging
Tune-40212-get.log 8664 Log file, useful mostly for debugging
Tune-40216-get.log 6042 Log file, useful mostly for debugging
Tune-40218-get.log 9255 Log file, useful mostly for debugging
Tune-40219-get.log 5900 Log file, useful mostly for debugging
These files should be available for 24 hours.