Error 403.7 or "Connection to Server Could Not Be Established"
Article ID: 190004
Article Last Modified on 6/22/2005
APPLIES TO
- Microsoft Internet Information Server 4.0
This article was previously published under Q190004
We strongly recommend that all users upgrade to Microsoft Internet Information Services (IIS) version 6.0 running on Microsoft Windows Server 2003. IIS 6.0 significantly increases Web infrastructure security. For more information about IIS security-related topics, visit the following Microsoft Web site:
SYMPTOMS
One of the following errors occurs when trying to browse a Web site that
has Secure Sockets Layer (SSL) enabled:
- HTTP Error 403
403.7 Forbidden: Client certificate required
This error occurs when the resource you are attempting to access
requires your browser to have a client Secure Sockets Layer (SSL)
certificate that the server recognizes. This is used for authenticating
you as a valid user of the resource.
Please contact the Web server's administrator to obtain a valid client
certificate.
-or-
- Connection to the server could not be established.
CAUSE
The Internet Explorer client certificate and the Internet Information
Server (IIS) client certificate need to be synchronized.
WORKAROUND
To work around this problem, run the following three commands from a
command prompt in the <%SystemRoot%>\System32\Inetsrv directory:
IISCA
Net Stop IISAdmin /y
Net Start W3SVC
(c) Microsoft Corporation 2000, All Rights Reserved. Contributions by Kevin Zollman, Microsoft Corporation.
Keywords: kbprb kbpending KB190004