pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7099-t.ps) >>/Users/jc/w/tmp/Tune-7099-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/terra.es/personal8/niltoni/t.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_70991.log 332083 Log file, useful mostly for debugging
Coll_70992.log 268841 Log file, useful mostly for debugging
Tune-7099-get.log 4219 Log file, useful mostly for debugging
Tune-7099-t.abc 190 ABC music file with the extracted tune(s)
Tune-7099-t.ps 34426 PostScript
Tune-7099-t.txt 190 Plain-text file with the extracted tune(s)
Tune-70994-all.abc 887 ABC music file with the extracted tune(s)
Tune-70994-all.txt 887 Plain-text file with the extracted tune(s)
Tune-70994-get.log 2913 Log file, useful mostly for debugging
Tune-70995-get.log 4549 Log file, useful mostly for debugging
These files should be available for 24 hours.