Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1811/EFDSS_CDM5.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3507-EFDSS_CDM5.ps) >>/Users/jc/w/tmp/Tune-3507-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1811/EFDSS_CDM5.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-3507-EFDSS_CDM5.abc 147 ABC music file with the extracted tune(s)
Tune-3507-EFDSS_CDM5.ps 6 PostScript
Tune-3507-EFDSS_CDM5.txt 147 Plain-text file with the extracted tune(s)
Tune-3507-get.log 4064 Log file, useful mostly for debugging
Tune-35074-Confess-001.svg 12368 Scalable Vector Graphics format
Tune-35074-Confess.abc 271 ABC music file with the extracted tune(s)
Tune-35074-Confess.txt 271 Plain-text file with the extracted tune(s)
Tune-35074-get.log 3938 Log file, useful mostly for debugging
Tune-35076-get.log 3285 Log file, useful mostly for debugging
Tune-35077-get.log 4218 Log file, useful mostly for debugging
These files should be available for 24 hours.