pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-37579-cre.ps) >>/Users/jc/w/tmp/Tune-37579-get.log 2>&1" returned status 256
http://capeirish.com/webabc/working/source.folders/cre/cre.4/cre.4_ABC.txt

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-37579-cre.abc 315 ABC music file with the extracted tune(s)
Tune-37579-cre.ps 35741 PostScript
Tune-37579-cre.txt 315 Plain-text file with the extracted tune(s)
Tune-37579-get.log 4271 Log file, useful mostly for debugging
These files should be available for 24 hours.