The service failed to start. Verify that the Microsoft Exchange Active Directory Topology service is in the Started state and that the Microsoft Exchange Mailbox Assistants service runs under the Local System account.

Details
Product: Exchange
Event ID: 1003
Source: MSExchangeMailboxAssistants
Version: 8.0
Symbolic Name: ServiceFailedToStart
Message: The service failed to start. Verify that the Microsoft Exchange Active Directory Topology service is in the Started state and that the Microsoft Exchange Mailbox Assistants service runs under the Local System account.
   
Explanation

This Error event indicates that Microsoft® Exchange Mailbox Assistants service did not start. This event may be caused if one or more of the following conditions are true:

  • The Exchange Active Directory Topology service is not in the Started state.

  • The Mailbox Assistants service is running under an account other than Local System Account.

   
User Action

To resolve this error, do one or more of the following:

  • Make sure that Exchange Active Directory Topology service is in the Started state.

  • Make sure that the Mailbox Assistants service runs under Local System Account. To do this, follow these steps:

    1. Right-click Microsoft Exchange Mailbox Assistants service in the Services console and then click Properties.

    2. Click the Log On tab.

    3. Make sure that Local System Account under Log on as is selected.

  • Make sure that there is at least one mailbox database on the Exchange server that logged this event.

  • Increase the diagnostic logging level on Service category of MSExchangeMA service. To do this, follow the steps shown here:

    Incorrectly editing the registry can cause serious problems that may require you to reinstall your operating system. Problems resulting from editing the registry incorrectly may not be able to be resolved. Before editing the registry, back up any valuable data.

    • Start Registry Editor (regedit).

    • Locate the following registry key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MSExchangeMA\Diagnostics

    • In the results pane, change the Value data of the Service key to 5.

    • Exit Registry Editor.

    • Review other related Warning events and Error events in the Application and System log. These related events may help you find the root cause of this event.

If you are not already doing so, consider running the tools that Microsoft Exchange offers to help administrators analyze and troubleshoot their Exchange environment. These tools can help you make sure that your configuration is in line with Microsoft best practices. They can also help you identify and resolve performance issues, improve mail flow, and better manage disaster recovery scenarios. Go to the Toolbox node of the Exchange Management Console to run these tools now. For more information about these tools, see Toolbox in the Exchange Server 2007 Help.

Related:

Leave a Reply