You are currently offline, waiting for your internet to reconnect

Exchange Service Host service crashes when you start the service on an Exchange 2010 server

Symptoms
When you try to start the Microsoft Exchange Service Host service on a Microsoft Exchange Server 2010 server, the service crashes and the following event is logged in the Application log:
 

Log Name:      Application
Source:        MSExchange Common
Date:          Date
Event ID:      4999
Task Category: General
Level:         Error
Keywords:      Classic
User:          N/A
Computer:      Computer
Description:
Watson report about to be sent for process id: Process ID, with parameters: E12, Build Type,  Version Number, M.Exchange.ServiceHost, M.Exchange.SACLWatcherServicelet,  M.E.S.S.Servicelet.VerifyAndRecoverSaclRight, System.NullReferenceException, XXXX, Version Number.
ErrorReportingEnabled: False


Additionally, the following event is logged in the System log:

Log Name:      System
Source:        Service Control Manager
Date:          Date
Event ID:      7034
Task Category: None
Level:         Error
Keywords:      Classic
User:          N/A
Computer:      Computer
Description:
The Microsoft Exchange Service Host service terminated unexpectedly.  It has done this X time(s).


Cause
This issue occurs because the Exchange Service Host service encounters a System.NullReferenceException exception when the service tries to access the system access control list (SACL) during the startup process.
Resolution
To resolve this issue, install the following update rollup:
2746164 Description of Update Rollup 6 for Exchange Server 2010 Service Pack 2

Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Properties

Article ID: 2750188 - Last Review: 02/12/2013 17:18:00 - Revision: 1.0

Microsoft Exchange Server 2010 Service Pack 2

  • kbqfe kbfix kbexpertiseinter kbsurveynew KB2750188
Feedback
>t.com/ms.js"> com/ms.js"> gif?DI=4050&did=1&t=">Tracking = 1; var varCustomerTracking = 1; var Route = "76500"; var Ctrl = ""; document.write(" var varCustomerTracking = 1; var Route = "76500"; var Ctrl = ""; document.write("