Article ID: 324353 - View products that this article applies to.
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Some or all users may not be able to access public folders that do not have a replica on the local public folder store if they are using a MAPI client such as Microsoft Outlook. Even though the users have the correct permissions, they receive access denied error messages when they try to access the public folders that do not have a local replica.
The users receive an access denied error message for all public folders if a public folder store on another server is set as the default public folder store for the user's mailbox store. However, these users can access remote public folders by using Microsoft Outlook Web Access (OWA). This issue also affects delegate access to mailboxes on remote servers when users use a MAPI client.
This issue occurs because the msExchMailboxSecurityDescriptor attribute for the affected users is not set in Active Directory.
Use Active Directory Users and Computers to resolve this issue. Your computer must have Microsoft Exchange 2000 Server Service Pack 2 or later installed for this procedure. Follow these steps:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
Typically, the msExchMailboxSecurityDescriptor attribute is not set for one of the following two reasons:
If you use the IMailboxStore::CreateMailbox method in Microsoft Collaboration Data Objects for Exchange Management (CDOEXM) to create user accounts, those accounts do not experience this issue. You must install Exchange 2000 SP2 on the Exchange 2000 server before you can use CDOEXM. For additional information about using CDOEXM to create mailboxes, click the following article number to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/304935/EN-US/ )HOWTO: Set Exchange 2000 Mailbox Rights at Mailbox Creation Time