DOCUMENT:Q285883 11-JUN-2002 [exchange] TITLE :XADM: Error Message Occurs When You Install Exchange Server 5.5 PRODUCT :Microsoft Exchange PROD/VER::5.5 OPER/SYS: KEYWORDS:kberrmsg ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Exchange Server, version 5.5 ------------------------------------------------------------------------------- IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base: Q256986 Description of the Microsoft Windows Registry SYMPTOMS ======== When you install Exchange Server 5.5 on a server that is running either Microsoft Windows 2000 or Microsoft Windows NT 4.0, you may receive the following error message: You must be logged in to a Windows NT Domain to run Microsoft Exchange Server Setup. CAUSE ===== This issue can occur if the automatic administrative logon functionality is enabled. This functionality is enabled if the following if the registry value is set to 1: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoAdminLogon Some programs enable this functionality by default to facilitate long or complicated installation routines. You can also enable this functionality manually. For additional information about how to enable this functionality manually, click the article numbers below to view the articles in the Microsoft Knowledge Base: Q97597 How to Enable Automatic Logon in Windows NT 3.x and 4.0 Q97597 How to Enable Automatic Logon in Windows 2000 RESOLUTION ========== WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk. To resolve this issue: 1. Start Registry Editor (Regedt32.exe). 2. Locate and click the following key in the registry: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoAdminLogon 3. Double-click AutoAdminLogon, and then type "O" (without the quotation marks) in the Data box. 4. Quit Registry Editor. 5. Log off of the server. 6. Log back on using the appropriate account to install Exchange Server 5.5. 7. Restart Exchange Server 5.5 Setup. Additional query words: smallbiz exch2kp2w ====================================================================== Keywords : kberrmsg Technology : kbExchangeSearch kbExchange550 kbZNotKeyword2 Version : :5.5 Issue type : kbprb ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2002.