This article was previously published under Q313932
This article has been archived. It is offered "as is" and will no longer be updated.
If you change the port on the default Web server for Internet Information Services (IIS), and then try to use Microsoft Outlook Web Access (OWA) to gain access to public folders or certain pieces of the Calendar, you may receive an error message that varies depending on the version of Microsoft Internet Explorer that you use. The error messages include the phrases "Error 16389" and "Access Denied 70." This problem only occurs if you use a fully qualified domain name (FQDN) to gain access to the server.
When you try to access Public Folders via Outlook Web Access, you may receive the following error message:
Unknown error -2147467259.
To resolve this problem, obtain the latest service pack for Microsoft Exchange 2000 Server. For additional information, click the following article number to view the article in theMicrosoft Knowledge Base:
301378 XGEN: How to Obtain the Latest Exchange 2000 Server Service Pack
The English version of this fix should have the following file attributes or later:
NOTE: Because of file dependencies, this update requires Microsoft Exchange 2000 Server Service Pack 2.
Microsoft has confirmed that this is a problem in Microsoft Exchange 2000 Server. This problem was first corrected in Microsoft Exchange 2000 Server Service Pack 3.
Two versions of this fix are available. This version requires Exchange 2000 Server Service Pack 2 (SP2). For additional information about the version of this fix that requires only Exchange 2000 Server Service Pack 1 (SP1), click the article number below to view the article in the Microsoft Knowledge Base:
313905 XCCC: Public Folders Are Not Accessible in OWA If You Change the Default Port