pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2773-John_Kelly.ps) >>/Users/jc/w/tmp/Tune-2773-get.log 2>&1" returned status 256
http://tunearch.org/wiki/John_Kelly's_Slide_(1)

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-2773-John_Kelly.abc 512 ABC music file with the extracted tune(s)
Tune-2773-John_Kelly.ps 37753 PostScript
Tune-2773-John_Kelly.txt 512 Plain-text file with the extracted tune(s)
Tune-2773-get.log 5360 Log file, useful mostly for debugging
Tune-27730-get.log 4450 Log file, useful mostly for debugging
Tune-27735-get.log 5704 Log file, useful mostly for debugging
Tune-27738-get.log 3049 Log file, useful mostly for debugging
These files should be available for 24 hours.