pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9000-066_Were_a_Noddin.ps) >>/Users/jc/w/tmp/Tune-9000-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Chappell/066_Were_a_Noddin.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_9000.log 266066 Log file, useful mostly for debugging
Coll_90006.log 793983 Log file, useful mostly for debugging
Coll_90008.log 270281 Log file, useful mostly for debugging
Tune-9000-066_Were_a_Noddin.abc 725 ABC music file with the extracted tune(s)
Tune-9000-066_Were_a_Noddin.ps 37332 PostScript
Tune-9000-066_Were_a_Noddin.txt 725 Plain-text file with the extracted tune(s)
Tune-9000-get.log 106760 Log file, useful mostly for debugging
Tune-90000-get.log 144774 Log file, useful mostly for debugging
Tune-90002-get.log 5605 Log file, useful mostly for debugging
Tune-90005-get.log 3976 Log file, useful mostly for debugging
Tune-90006-get.log 7441 Log file, useful mostly for debugging
These files should be available for 24 hours.