Important This article contains information about how to modify the registry. Make sure to back up the registry before you modify it. Make sure that you know how to restore the registry if a problem occurs. For more information about how to back up, restore, and modify the registry, click the following article number to view the article in the Microsoft Knowledge Base:
256986 Description of the Microsoft Windows registry
When try to you install Microsoft Operations Manager (MOM) 2005 Reporting on a computer that is running Windows Server 2003 Service Pack 1 (SP1), you receive the following error message:
Failed to create data source for Data Warehouse. An exception occurred. Check that you can access the SQL Services Reporting Server from this machine. Error code: -2147467259 (Unspecified error)”
This problem occurs because of the Windows Server 2003 SP1 security enhancements. These enhancements include a loopback check security feature that is designed to help prevent reflection attacks on the computer. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
896861 You receive error 401.1 when you browse a Web site that uses Integrated Authentication and is hosted on IIS 5.1 or IIS 6
Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall your operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.
To work around this problem, you must disable the Windows Server 2003 SP1 loopback checking security feature. To do this, follow these steps:
Click Start, click Run, type regedit, and then click OK.
Locate and then click the following registry subkey:
Right-click Lsa, point to New, and then click DWORD Value.
Type DisableLoopbackCheck, and then press ENTER.
Right-click DisableLoopbackCheck, and then click Modify.
In the Value data box, type 1, and then click OK.
Exit Registry Editor.
Restart the computer.
Important You must restart the server for this change to take effect.
Install MOM 2005 Reporting.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
After you install security update 957097, applications such as Microsoft SQL Server or Internet Information Services (IIS) may fail when the applications make local NTLM authentication requests. For more information about how to resolve this issue, click the following article number to view the article in the Microsoft Knowledge Base:
957097 MS08-068: Vulnerability in SMB could allow remote code execution
See the "Known issues with this security update" section of this article for information about how to resolve the issue.
Warning This workaround may make a computer or a network more vulnerable to attack by malicious users or by malicious software such as viruses. We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion. Use this workaround at your own risk.