My system is running on Windows 2000 Server with IIS 5.0 and Visual Studio.Net Enterprise version. When I tried to open the sample ASP.NET page on page 21, I got the following "Server Application Unavialble" screen:<BR><BR>Server Application Unavailable<BR>The web application you are attempting to access on this web server is currently unavailable. Please hit the "Refresh" button in your web browser to retry your request.<BR><BR>Administrator Note: An error message detailing the cause of this specific request failure can be found in the system event log of the web server. Please review this log entry to discover what caused this error to occur.<BR><BR>The event log:<BR>The service could not bind instance 3. The data is the error code.<BR>source: W3SVC<BR><BR><BR>Can someone help? Thanks in advance. :-)