pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5536-O.ps) >>/Users/jc/w/tmp/Tune-5536-get.log 2>&1" returned status 256
http://tunearch.org/wiki/O'Keeffe's_Woman_of_the_House

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-5536-O.abc 1546 ABC music file with the extracted tune(s)
Tune-5536-O.ps 44560 PostScript
Tune-5536-O.txt 1546 Plain-text file with the extracted tune(s)
Tune-5536-get.log 12723 Log file, useful mostly for debugging
These files should be available for 24 hours.