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Logon failed due to server configuration
Something is wrong with the web server's configuraiton and it will not allow you to log on.
401.2 - Unauthorized: Access is denied due to server configuration.
You do not have permission to view this directory or page using the credentials that you supplied because your Web browser is sending a WWW-Authenticate header field that the Web server is not configured to accept.
Error messages will differ depending on the web server and if replaced by the web site designers.
Frequency is relative to other Internet warnings and errors.
Solutions and Fixes
This issue can only be fixed by the web site owner.
You might notify the webmaster about the issue. Include the error number and the address (URL) where the error occurred along with any other relevant details.
Many sites use an email address in the form firstname.lastname@example.org where you replace sitename.com with the web sites address (don't include a www). Keep in mind with the amount of spam, they may use a different address and/or it might get ignored. Check the websites' contact information to get reliable contact information.
FaultWire Staff Posted: 8-Oct-2008
The logon attempt is unsuccessful because there is a problem with the system configuration.
"401.2 Logon failed due to server configuration" is only supported by Microsoft IIS (Internet Information Services) web servers.
The four hundred series of errors indicate something was sent to the remote web server incorrectly.
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