Enterprise Vault (EV) icons do not appear in Outlook Web App (OWA). Error Invalid URI: The URI is empty

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  • Article ID:000012235

Problem

Enterprise Vault (EV) icons do not appear in Outlook Web App (OWA). Error Invalid URI: The URI is empty

Error Message

 [WebDAVRequest::Send] Exception sending WebDAV request: System.UriFormatException: Invalid URI: The URI is empty

Cause

 Redirection is set in the wrong virtual directory.

Solution

On the CAS server

1) Open Internet Information Services 6.0 console

2) Select Exchange virtual directory

3) Select Home Directory Tab and select "A directory located on this computer"

3) Set to the default value:  \\.\BackOfficeStorage\domain.com\MBX  (NOTE: domain.com should be replaced with your domain name)

4) If redirection is required you can specify the redirection at Default Web Site level


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