pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-74409-Keep_It_Up_.ps) >>/Users/jc/w/tmp/Tune-74409-get.log 2>&1" returned status 256
http://www.tunearch.org/wiki/Keep_It_Up_(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-74409-Keep_It_Up_.abc 298 ABC music file with the extracted tune(s)
Tune-74409-Keep_It_Up_.ps 35616 PostScript
Tune-74409-Keep_It_Up_.txt 298 Plain-text file with the extracted tune(s)
Tune-74409-get.log 80590 Log file, useful mostly for debugging
These files should be available for 24 hours.