Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book18/IgnatiusSancho_CNS_v1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6529-IgnatiusSancho_CNS_v1.ps) >>/Users/jc/w/tmp/Tune-6529-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book18/IgnatiusSancho_CNS_v1.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_65293.log 939 Log file, useful mostly for debugging
Form_65295.log 902 Log file, useful mostly for debugging
Tune-6529-IgnatiusSancho_CNS_v1.abc 160 ABC music file with the extracted tune(s)
Tune-6529-IgnatiusSancho_CNS_v1.ps 6 PostScript
Tune-6529-IgnatiusSancho_CNS_v1.txt 160 Plain-text file with the extracted tune(s)
Tune-6529-get.log 4307 Log file, useful mostly for debugging
Tune-65290-get.log 5715 Log file, useful mostly for debugging
Tune-65294-get.log 8465 Log file, useful mostly for debugging
Tune-65298-get.log 4880 Log file, useful mostly for debugging
These files should be available for 24 hours.