Article ID: 2707365 - View products that this article applies to.
After you run the Microsoft Online Services Diagnostics and Logging (MOSDAL) Support Toolkit, the Active Directory Federation Services (AD FS) diagnostics log shows the following error:
Note This log is located at Admin_Applications\SSO_Diagnostic_Tests\ADFSDiagnostic.txt.
There is no valid Metadata Exchange (MEX) URL registered with the Microsoft Office 365 authentication system.
Additionally, after you sign in to your Microsot cloud service such as Office 365, Microsoft Azure, or Windows Intune by using a federated account, rich client application authentication may fail when you try to access services.
This issue may occur if one of the following conditions is true:
To resolve this issue, use one of the following methods, as appropriate for your situation.
Method 1: Reset the AD FS service endpoints to the default configurationTo make sure that the AD FS service endpoints are set up to support single sign-on (SSO) authentication, see the following Microsoft Knowledge Base article:
(http://support.microsoft.com/kb/2712957/ )Sign in to Office 365, Azure, or Windows Intune fails after you change the federation service endpoint
Method 2: Make sure that the AD FS service endpoint configuration is updated to Azure ADTo make sure that the AD FS service endpoint configuration metadata is updated to the Azure Active Directory (Azure AD) authentication system, see the "How to update the configuration of the Office 365 federated domain" section of the following Microsoft Knowledge Base article:
(http://support.microsoft.com/kb/2647048/ )How to update or to repair the configuration of the Office 365 federated domain
Still need help? Go to the Office 365 Community
(http://community.office365.com/)website or the Azure Active Directory Forums
Article ID: 2707365 - Last Review: July 9, 2014 - Revision: 19.0