DOCUMENT:Q169481 21-APR-1999 [exchange] TITLE :XADM: MTA Doesn't Start After Upgrading 4.0 SP3 to 5.0 PRODUCT :Microsoft Exchange PROD/VER:WinNT:4.0,5.0 OPER/SYS: KEYWORDS:kbsetup kbtshoot ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Exchange Server, versions 4.0, 5.0 ------------------------------------------------------------------------------- SYMPTOMS ======== When you upgrade Microsoft Exchange Server 4.0 with Service Pack 3 (SP3) to Exchange Server version 5.0, the message transfer agent (MTA) service may fail to start. When you attempt to start the MTA service manually from Control Panel Services, you may get the following error in the Event viewer application log: Event ID 2000 MSX-IS PRIV Verify that the MSX MTA service has started. Consecutive ma-open calls are failing with error 3051. If you check Control Panel again you see that the MTA service is not started. Trying to restart the MTA service for the second time logs more of the same error in the application log. RESOLUTION ========== To resolve this problem: - Restart Exchange server 5.0. When the server starts all the services will start normally with out any errors. Additional query words: hang ====================================================================== Keywords : kbsetup kbtshoot Technology : kbExchangeSearch kbExchange500 kbExchange400 kbZNotKeyword2 Version : WinNT:4.0,5.0 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 1999.