pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3278-hpps.ps) >>/Users/jc/w/tmp/Tune-3278-get.log 2>&1" returned status 256
http://abc.sf.net/NMD/nmd/hpps.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_32782.log 0 Log file, useful mostly for debugging
Form_32785.log 904 Log file, useful mostly for debugging
Form_32787.log 0 Log file, useful mostly for debugging
Tune-3278-get.log 0 Log file, useful mostly for debugging
Tune-3278-hpps.abc 0 ABC music file with the extracted tune(s)
Tune-3278-hpps.ps 0 PostScript
Tune-32784-get.log 5058 Log file, useful mostly for debugging
These files should be available for 24 hours.