pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5448-hnr9.ps) >>/Users/jc/w/tmp/Tune-5448-get.log 2>&1" returned status 256
http://norbeck.nu/abc/i/hnr9.abc

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-5448-get.log 4016 Log file, useful mostly for debugging
Tune-5448-hnr9.abc 463 ABC music file with the extracted tune(s)
Tune-5448-hnr9.ps 38702 PostScript
Tune-5448-hnr9.txt 463 Plain-text file with the extracted tune(s)
Tune-54486-get.log 3249 Log file, useful mostly for debugging
Tune-54487-get.log 1685 Log file, useful mostly for debugging
These files should be available for 24 hours.