pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9425-KelsoRaces.ps) >>/Users/jc/w/tmp/Tune-9425-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scotland/KelsoRaces.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
Form_94252.log 1710 Log file, useful mostly for debugging
Form_94254.log 810 Log file, useful mostly for debugging
Tune-9425-KelsoRaces.abc 2101 ABC music file with the extracted tune(s)
Tune-9425-KelsoRaces.ps 48535 PostScript
Tune-9425-KelsoRaces.txt 2101 Plain-text file with the extracted tune(s)
Tune-9425-get.log 13579 Log file, useful mostly for debugging
Tune-94250-get.log 4390 Log file, useful mostly for debugging
These files should be available for 24 hours.