error was encountered while trying to use an ErrorDocument to handle the request.

the credentials required.

browser doesn't understand how to supply credentials (e.g., bad password), or your
Apache/2.2.27 (Unix) mod_ssl/2.2.27 OpenSSL/1.0.1e-fips mod_bwlimited/1.4 Server at Port 80

This server could not verify that you are authorized to access the document 401 Authorization Required requested. Either you supplied the wrong

Additionally, a 401 Authorization Required

Authorization Required