FP: HTTP Error 404, Invalid Proxy Server Error When Opening Web

• Microsoft FrontPage 98 for Windows
• Microsoft FrontPage 97 for Windows with Bonus Pack
• Microsoft FrontPage for Windows, version 1.1

SYMPTOMS

In FrontPage Explorer, when you open an internal Web after a proxy server has been defined, the following error message may appear:

   The server may not have the FrontPage Server Extensions installed,
   or the server may be misconfigured, or you may have specified an
   invalid proxy server, or the Web you are accessing may have been
   deleted (HTTP error 404)

CAUSE

When a proxy server is designated in the FrontPage Explorer, the ability to access internal host names is unavailable, unless one of the following conditions is true:

• The internal host names are specified in the List of Hosts without Proxy (on the Tools menu, click Proxies).

  -or-

• The IP address of the Web Server is specified in the Open Web dialog box.

WORKAROUND

To work around this problem, use the following steps:

1. Open FrontPage Explorer.

2. On the Tools menu, click Proxies.

3. Under "List of Hosts without Proxy," list all internal host names that you want to be accessed inside the proxy.

   hostname1,hostname2

MORE INFORMATION

Wild card characters (* or ?) can not be used to specify host IP addresses in the Hosts Without Proxy list.