pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-50633-cre.ps) >>/Users/jc/w/tmp/Tune-50633-get.log 2>&1" returned status 256
http://www.capeirish.com/webabc/working/source.folders/cre/cre.2/cre.2_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
Form_50633.log 849 Log file, useful mostly for debugging
Tune-50633-cre.abc 346 ABC music file with the extracted tune(s)
Tune-50633-cre.ps 36887 PostScript
Tune-50633-cre.txt 346 Plain-text file with the extracted tune(s)
Tune-50633-get.log 4448 Log file, useful mostly for debugging
These files should be available for 24 hours.