pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5416-caled.ps) >>/Users/jc/w/tmp/Tune-5416-get.log 2>&1" returned status 256
http://users.argonet.co.uk/users/gatherer/scottish/abc3/caled.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_54161.log 837 Log file, useful mostly for debugging
Form_54168.log 0 Log file, useful mostly for debugging
Tune-5416-caled.abc 0 ABC music file with the extracted tune(s)
Tune-5416-caled.ps 0 PostScript
Tune-5416-caled.txt 0 Plain-text file with the extracted tune(s)
Tune-5416-get.log 8173 Log file, useful mostly for debugging
Tune-54162-get.log 1930 Log file, useful mostly for debugging
Tune-54166-get.log 2751 Log file, useful mostly for debugging
Tune-54167-get.log 4679 Log file, useful mostly for debugging
Tune-54168-get.log 4396 Log file, useful mostly for debugging
These files should be available for 24 hours.