| Event Id | 2146 |
| Source | MSExchangeCluster |
| Description | An Error occurred during the Exchange resource upgrade, please make sure the Admin Group and Routing Group was not changed after the creation of the Exchange resource. Refer to the upgrade documentation for details. |
| Event Information | According to Microsoft : CAUSE : This behavior can occur if the Active Directory Connections container has been removed from the Exchange Organization in which you have installed Exchange 2000 SP1. RESOLUTION To resolve this behavior, reinstall the Active Directory Connector (ADC). To do so, use one of the following methods: Method : Reinstall the Active Directory Connector 1. Start Windows Explorer, and then on the Exchange Server 2000 CD-ROM locate the following folder:ADC\I386 2. In the right pane of the Windows Explorer window, double-click SETUP. Microsoft Active Directory Connector Setup starts. 3. Click Next, click to select the Microsoft Active Directory Connector Service component check box, and then click Next. 4. On the Install Location page, click Next. 5. On the Service Account page, enter the service account and corresponding account password that you want, and then click Next. 6. Click Finish. NOTE: It is not necessary to reinstall SP1 for Exchange 2000 Server. When the Active Directory Connections container is present on the domain controller, the System Attendant will fail over successfully. |
| Reference Links | For More Details Click Here |
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