pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2493-RoxburghCastle.ps) >>/Users/jc/w/tmp/Tune-2493-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/England/RoxburghCastle.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_24930.log 1346650 Log file, useful mostly for debugging
Coll_24931.log 282925 Log file, useful mostly for debugging
Coll_24933.log 292760 Log file, useful mostly for debugging
Tune-2493-RoxburghCastle.abc 1497 ABC music file with the extracted tune(s)
Tune-2493-RoxburghCastle.ps 46076 PostScript
Tune-2493-RoxburghCastle.txt 1497 Plain-text file with the extracted tune(s)
Tune-2493-get.log 4928 Log file, useful mostly for debugging
Tune-24932-BobOfFettercairn1.abc 1575 ABC music file with the extracted tune(s)
Tune-24932-BobOfFettercairn1.ps 44812 PostScript
Tune-24932-BobOfFettercairn1.txt 1575 Plain-text file with the extracted tune(s)
Tune-24932-get.log 5057 Log file, useful mostly for debugging
These files should be available for 24 hours.