Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Graded1/RobertPurdie_TomThumb.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9817-RobertPurdie_TomThumb.ps) >>/Users/jc/w/tmp/Tune-9817-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Graded1/RobertPurdie_TomThumb.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_9817.log 357394 Log file, useful mostly for debugging
Coll_98175.log 121271 Log file, useful mostly for debugging
Coll_98179.log 268879 Log file, useful mostly for debugging
Tune-9817-RobertPurdie_TomThumb.abc 161 ABC music file with the extracted tune(s)
Tune-9817-RobertPurdie_TomThumb.ps 6 PostScript
Tune-9817-RobertPurdie_TomThumb.txt 161 Plain-text file with the extracted tune(s)
Tune-9817-get.log 4313 Log file, useful mostly for debugging
Tune-98171-get.log 4367 Log file, useful mostly for debugging
Tune-98178-get.log 3268 Log file, useful mostly for debugging
Tune-98179-get.log 8164 Log file, useful mostly for debugging
These files should be available for 24 hours.