Stepping into a Web application or XML Web service failed because integrated Windows authentication is not enabled. For this reason, authentication of the user requesting debugging could not be done.

To enable integrated Windows authentication

1. Log onto the Web server using an administrator account.
2. From the Startmenu, open the Administrative Tools Control Panel.
3. In the Administrative Tools window, double-click Internet Information Services.
4. In the Internet Information Services window, use the tree control to open the node named for the Web server.

 

A Web Sites folder appears beneath the server name.

• You can configure authentication for all Web sites or for individual Web sites. To configure authentication for all Web sites, right-click the Web Sites folder and choose Properties from the shortcut menu. To configure authentication for an individual Web site, open the Web Sites folder, right-click the individual Web site, and choose Propertiesfrom the shortcut menu
• In the Properties dialog box, select the Directory Securitytab.
• In the Anonymous access and authentication section, click the Editbutton.
• In the Authentication Methods dialog box, under Authenticated access, select Integrated Windows authentication.
• Click OK to close the Authentication Methodsdialog box.
• Click OK to close the Propertiesdialog box.
• Close the Internet Information Services window.