pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2454-B10_66.ps) >>/Users/jc/w/tmp/Tune-2454-get.log 2>&1" returned status 256
http://sniff.numachi.com/abc/B10_66.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-2454-B10_66.abc 183 ABC music file with the extracted tune(s)
Tune-2454-B10_66.ps 32443 PostScript
Tune-2454-B10_66.txt 183 Plain-text file with the extracted tune(s)
Tune-2454-get.log 4105 Log file, useful mostly for debugging
These files should be available for 24 hours.