Required certificate cannot be located
Applies To: Forefront Threat Management Gateway (TMG)
Cause
The required certificate cannot be located.
Solution
Verify that the requested certificate is installed and that the name of certificate is identical to the name of the specified configuration storage server. If you defined a secondary configuration storage server, a certificate with the identical name must be installed for this server.
To install a certificate use the ISACertTool, available on the Forefront TMGDownload Center (https://www.microsoft.com/).