DOCUMENT:Q157702 14-JAN-2000 [exchange] TITLE :XCON: MTA Stopping with Event ID 2143: Unrecoverable Error PRODUCT :Microsoft Exchange PROD/VER:winnt:4.0 OPER/SYS: KEYWORDS:kbusage ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Exchange Server, version 4.0 ------------------------------------------------------------------------------- SYMPTOMS ======== The Microsoft Exchange Message Transfer Agent (MTA) stops with the following error in the Windows NT Event Log: Event id: 2143 A fatal MTA database server error was encountered. Call Microsoft Product Support. Unrecoverable error: ODXEOLST - Value Number too large. About to terminate. Called from MTA. Procedure 233. Object ID: 06000045. Attribute ID: 2. Attribute value number: 1. Referenced object: 06000041 (00000000 => N/ ). Referenced object error ODXBMFUL - Bitmap full. [1 DB Server DISP:RESULT 18 101] (16) CAUSE ===== The MTA terminates with Event Id 2143 during rerouting. An attempt is made to read a message beyond its boundary condition. This depends on whether the MTA was reading from cached data or not. STATUS ====== Microsoft has confirmed this to be a problem in Microsoft Exchange Server version 4.0. This problem was corrected in the latest Microsoft Exchange Service Pack. For information on obtaining the Service Pack, query on the following word in the Microsoft Knowledge Base: " SERVPACK" (without the quotation marks) Additional query words: MTA 2143 ====================================================================== Keywords : kbusage Technology : kbExchangeSearch kbExchange400 kbZNotKeyword2 Version : winnt:4.0 ============================================================================= 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 2000.