Article ID: 237825 - View products that this article applies to.
This article was previously published under Q237825
Note The procedures in this article only apply if you have installed Outlook with the Corporate or Workgroup option. With this option, you can use Messaging Application Programming Interface (MAPI) services. To determine your installation type, click About Microsoft Outlook, on the Help menu. If you have the Corporate or Workgroup installation, you see "Corporate or Workgroup".
When you try to add another mailbox to your Outlook Folders list and then double-click the mailbox to open a shared folder such as the Contacts folder in Microsoft Outlook 2000 or in Microsoft Outlook 2002, you may receive the following error message:
In Microsoft Office Outlook 2003, you may receive the following error message:
Unable to expand the folder. The set of folders could not be opened.
This occurs even if you have assigned the proper access permissions to the folder you want to share.
Unable to expand the folder. Microsoft Office Outlook could not access the specified folder location.
You have not set the "Folder Visible" option for the second mailbox.
Turn on the Folder Visible option for the mailbox that contains the folder you want to share.
To select the Folder Visible option
To assign permissions to the shared folder
To access the shared folder from another computer in Outlook 2000
To access the shared folder from another computer in Outlook 2002 or in Outlook 2003