Knowledge Base

XADM: Information Store Returns Service Specific Error 4021

Article ID: 153326

Article Last Modified on 10/28/2006

Microsoft Exchange Server 4.0 Standard Edition
Microsoft Exchange Server 5.0 Standard Edition

This article was previously published under Q153326

SYMPTOMS

When you attempt to start the Microsoft Exchange Server information store, you may encounter the following error in the Event Log:

Event ID: 5000
Source: MSExchangeIS
Category: none
Type: Error
Unable to initialize the Microsoft Exchange Information Store service.
Error 4021.

CAUSE

This occurs when the Microsoft Exchange Server service account does not have the correct permissions on the site object.

MORE INFORMATION

Permissions can be set at the Organization, Site, and Configuration levels. This error will only be generated if you remove the permissions from the Microsoft Exchange Service Account at the Site level.

RESOLUTION

Start the Microsoft Exchange Administrator program, select the Site in which the IS will not start, click Properties from the File menu, click the Permissions tab, and give the Microsoft Exchange Service Account the Service Account Admin. Role.

Additional query words: won't start exfaqad

Keywords: kbusage KB153326