pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-93448-i-j.ps) >>/Users/jc/w/tmp/Tune-93448-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/terra.es/personal8/niltoni/i-j.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
Coll_93448.log 257739 Log file, useful mostly for debugging
Form_93448.log 821 Log file, useful mostly for debugging
Tune-93448-get.log 4437 Log file, useful mostly for debugging
Tune-93448-i-j.abc 324 ABC music file with the extracted tune(s)
Tune-93448-i-j.ps 33729 PostScript
Tune-93448-i-j.txt 324 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.