Got HTTP status 404 Not Found for "http://www.gulfweb.net/rlwalker/abc/!ABCCollections/HenryNorbeckCollection/hnr6.abc"
X:625 not found in http://www.gulfweb.net/rlwalker/abc/!ABCCollections/HenryNorbeckCollection/hnr6.abc
pscmd="(jcabc2ps /Users/jc/w/tmp/Tune-28294-hnr6.abc -F fmt/pdf_60.fmt +s 0.60 +maxs 2000 )>/Users/jc/w/tmp/Tune-28294-hnr6.ps 2>>/Users/jc/w/tmp/Tune-28294-get.log" returned status 256.
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-28294-hnr6.ps) >>/Users/jc/w/tmp/Tune-28294-get.log 2>&1" returned status 256
http://www.gulfweb.net/rlwalker/abc/!ABCCollections/HenryNorbeckCollection/hnr6.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-28294-get.log 0 Log file, useful mostly for debugging
Tune-28294-hnr6.abc 0 ABC music file with the extracted tune(s)
These files should be available for 24 hours.