DOCUMENT:Q259736 06-AUG-2002 [winnt] TITLE :Partial RPC Entries May Cause Netlogon Error Messages PRODUCT :Microsoft Windows NT PROD/VER:winnt:4.0 OPER/SYS: KEYWORDS:kbenv kberrmsg ====================================================================== 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 ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows NT Server version 4.0 - Microsoft Windows NT Workstation version 4.0 - Microsoft Windows NT Server version 4.0, Terminal Server Edition ------------------------------------------------------------------------------- SYMPTOMS ======== You may receive the following error message when you attempt to log on to the domain from a computer running Windows NT 4.0 Workstation: The system could not log you on to this domain because the system's computer account in its primary domain is missing or the password on that account is incorrect. Resetting the machine account does not correct this problem. CAUSE ===== This behavior can occur because of problems with the remote procedure call (RPC) registry information. 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 problem, make sure the registry key is correct: 1. Start Registry Editor (Regedt32.exe). 2. Locate the following key in the registry: HKEY_LOCAL_MACHINE\Software\Microsoft\RPC\SecurityService 3. On the Edit menu, click Add Value, and then add the following registry value: Value Name: 68 Data Type: REG_SZ Value: netlogon.dll 4. Quit Registry Editor. 5. Restart the computer. MORE INFORMATION ================ The following error messages may be displayed in the event log: Event Type: Error Event Source: NETLOGON Event Category: None Event ID: 3224 Description: Changing machine account password for account ;$ failed with the following error: The authentication service is unknown. Event Type: Error Event Source: NETLOGON Event Category: None Event ID: 3210 Description: Failed to authenticate with \\, a Windows NT domain controller for domain . Additional query words: ====================================================================== Keywords : kbenv kberrmsg Technology : kbWinNTsearch kbWinNTWsearch kbWinNTW400 kbWinNTW400search kbWinNT400search kbWinNTSsearch kbWinNTS400search kbWinNTS400 kbNTTermServ400 kbNTTermServSearch Version : winnt:4.0 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.