pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-49547-hnr0.ps) >>/Users/jc/w/tmp/Tune-49547-get.log 2>&1" returned status 256
http://www.gulfweb.net/rlwalker/abc/!ABCCollections/HenryNorbeckCollection/hnr0.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-49547-get.log 4347 Log file, useful mostly for debugging
Tune-49547-hnr0.abc 549 ABC music file with the extracted tune(s)
Tune-49547-hnr0.ps 41218 PostScript
Tune-49547-hnr0.txt 549 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.