You receive an "Address already in use" error message, and Event ID 115 is logged when you start the default Web site in Small Business Server 2000 (888826)

SYMPTOMS

When you try to start the default Web site on a computer that is running Microsoft Small Business Server (SBS) 2000, you receive the following error message:

Address already in use.

Note This error message also occurs when you try to start the World Wide Web Publishing Service.

Additionally, the following event appears in the Application log:Event ID: 115
Source: W3SVC
Description: The service could not bind instance 1.

CAUSE

This problem may occur if the following conditions are true:

Another process is listening on the port to which the default Web site is assigned.
Automatic discovery is enabled in Microsoft Internet Security and Acceleration (ISA) Server 2000.

RESOLUTION

To resolve this problem, disable automatic discovery in ISA Server 2000. To do this, follow these steps:

Click Start, and then click Small Business Server Administrator Console.
Expand Internet Security and Acceleration Server 2000, expand Servers and Arrays, right-click ServerName, and then click Properties.
Click the Auto Discovery tab, click to clear the Publish automatic discovery information check box, and then click OK.
Click Save the changes and restart the services, and then click OK.