DOCUMENT:Q240789 18-MAY-2001 [exchange] TITLE :XADM: Directory Service Does Not Start with Error -1911 PRODUCT :Microsoft Exchange PROD/VER::4.0,5.0,5.5 OPER/SYS: KEYWORDS:exc5 exc55 ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - the operating system: Microsoft Windows NT 4.0 - Microsoft Exchange Server, versions 5.0, 5.5 ------------------------------------------------------------------------------- SYMPTOMS ======== The Exchange Server directory service may not start, and the following events may be logged: Source: MSExchangeDS Event ID: 1166 Description: "Error -1911 has occurred. Internal ID 2030148" Source: MSExchangeDS Event ID: 1002 Description: "The MS Exchange database EDB could not be initialized and returned error -1911" CAUSE ===== This issue can occur if one or more dynamic-link library (DLL) files that are associated with the operating system are damaged, missing, or modified. RESOLUTION ========== To resolve this issue, reapply the current service pack for the operating system and any fixes that were previously installed. Additional query words: 0x1EFA44, ERD, 0xFFFFF889, JET_errEntryPointNotFound, 4294965385 ====================================================================== Keywords : exc5 exc55 Technology : kbWinNTsearch kbWinNTSsearch kbExchangeSearch kbExchange550 kbExchange400 kbZNotKeyword2 kbGraph500 Version : :4.0,5.0,5.5 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 2001.