pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-62418-scot1.ps) >>/Users/jc/w/tmp/Tune-62418-get.log 2>&1" returned status 256
http://home.usit.net/~bhooper/scot1.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-62418-get.log 7030 Log file, useful mostly for debugging
Tune-62418-scot1.abc 237 ABC music file with the extracted tune(s)
Tune-62418-scot1.ps 34686 PostScript
Tune-62418-scot1.txt 237 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.