pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-52572-luke_hp.ps) >>/Users/jc/w/tmp/Tune-52572-get.log 2>&1" returned status 256
http://capeirish.com/ref_lib/~luke/luke_hp.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-52572-get.log 13275 Log file, useful mostly for debugging
Tune-52572-luke_hp.abc 528 ABC music file with the extracted tune(s)
Tune-52572-luke_hp.ps 36428 PostScript
Tune-52572-luke_hp.txt 528 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.