Article ID: 262399 - View products that this article applies to.
This article was previously published under Q262399
In Microsoft Exchange, by default, only the mailbox owner has permission to access his or her mailbox. As an administrator and for troubleshooting purposes, there are times when you need to access a user's mailbox. However, when you log on to the mailbox, you receive the following error message:
Unable to open your default email folder. You do not have permission to log on.
To make yourself a delegate of a user's mailbox, open the Active Directory Users and Computers snap-in, and then follow these steps:
Article ID: 262399 - Last Review: October 25, 2007 - Revision: 2.4