pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-33051-scotland_the_brave.ps) >>/Users/jc/w/tmp/Tune-33051-get.log 2>&1" returned status 256
http://www.oxfordfiddle.co.uk/scotland_the_brave.abc

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Tune-33051-get.log 7905 Log file, useful mostly for debugging
Tune-33051-scotland_the_brave.abc 303 ABC music file with the extracted tune(s)
Tune-33051-scotland_the_brave.ps 35885 PostScript
Tune-33051-scotland_the_brave.txt 303 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.