You have a Team Foundation Server 2010 installation. When you installed and subsequently configured Team Foundation Server on your application tier computer, you allowed the Configuration Wizard to install Windows SharePoint Services 3 to an existing web site on port 80.
A user who is not a member of the Administrators group on the application tier computer navigates to a team project portal page, and to one of the dashboard pages. The user then attempts to access a workitem in one of the query lists by selecting it and pressing Enter, or double clicking on the workitem.
The following page is presented in a new browser window:
If you click the More information link, the following text is displayed:
If a user who is a member of the local Administrators group on the application tier server attempts the above operation, it will succeed. Once the operation has succeeded, the above error will no longer occur for any users until the WSS application pool restarts.
A user who is not a member of the Administrators group on the application tier computer navigates to a team project portal page, and to one of the dashboard pages. The user then attempts to access a workitem in one of the query lists by selecting it and pressing Enter, or double clicking on the workitem.
The following page is presented in a new browser window:
This error (HTTP 403 Forbidden) means that Internet Explorer was able to connect to the website, but it does not have permission to view the webpage.
If a user who is a member of the local Administrators group on the application tier server attempts the above operation, it will succeed. Once the operation has succeeded, the above error will no longer occur for any users until the WSS application pool restarts.