Accessing your SharePoint site on a Moss server, entering a user name password is not valid

Environment: SharePoint Central, Windows Server 2003 x64 SP2

The server deploys MOSS 2007 and the client is in good access, but when you visit Moss on that server, you are constantly prompted for a username and password, and the input is not valid.

According to the Microsoft Knowledge Base, this issue occurs when the site uses integrated authentication and has a name that maps to the native loopback address.

Workaround:

Method 1: Disable the loopback check

2. Will

   Disablestrictnamechecking

   The registry key is set to 1. For more information about how to do this, click the following article number to view the article in the Microsoft Knowledge Base:

   281308 (http://support.microsoft.com/kb/281308/) cannot use aliases to connect to an SMB share on a Windows 2000 or Windows Server 2003-based computer ( EN)

4. Click Start, tap run, type regedit, and then click OK.

6. In Registry Editor, locate and then click the following registry key:

   HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa

8. Right-click Lsa, point to New, and then click DWORD Value.

10. Type DisableLoopbackCheck, and then press Enter.

12. Right-click disableloopbackcheck, and then click Modify.

14. In the Value data box, type 1, and then click OK.

16. Quit Registry Editor, and then restart your computer.

Method 2: Specify the host name

To specify a host name that maps to the loopback address and can connect to a Web site on the computer, follow these steps:

2. Will

   Disablestrictnamechecking

   The registry key is set to 1. For more information about how to do this, click the following article number to view the article in the Microsoft Knowledge Base:

   281308 (http://support.microsoft.com/kb/281308/) cannot use aliases to connect to an SMB share on a Windows 2000 or Windows Server 2003-based computer ( EN)

4. Click Start, tap run, type regedit, and then click OK.

6. In Registry Editor, locate and then click the following registry key:

   HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa\MSV1_0

8. Right-click Msv1_0, point to New, and then click Multi-String value.

10. Type backconnectionhostnames, and then press Enter.

12. Right-click BackConnectionHostNames, and then click Modify.

14. In the Value data box, type one or more host names for the Web site on the local computer, and then click OK.

16. Quit Registry Editor, and then restart the IISAdmin service.

Microsoft Knowledge Base: http://support.microsoft.com/kb/896861

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Accessing your SharePoint site on a Moss server, entering a user name password is not valid