Error message after you run the MOSDAL Support Toolkit: "The Microsoft Office 365 Authentication System login URL could not be accessed."

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Article ID: 2707380 - View products that this article applies to.
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PROBLEM

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 message:
The Microsoft Office 365 Authentication System login URL could not be accessed
Note This log is located at Admin_Applications\SSO_Diagnostic_Tests\ADFSDiagnostic.txt.

Additionally, you may notice that the client computer's Internet browser can't load the login.microsoftonline.com webpage when you sign in to your Microsoft cloud service such as Office 365, Microsoft Azure, or Windows Intune by using a federated account.

CAUSE

This issue may occur if network problems are limiting access to the cloud service.

SOLUTION

To resolve this issue, follow the steps that are described in the following article in the Microsoft Knowledge Base:
2637629 How to troubleshoot non-browser apps that can’t sign in to Office 365, Azure, or Windows Intune
Still need help? Go to the Office 365 Community website or the Azure Active Directory Forums website.

Properties

Article ID: 2707380 - Last Review: July 9, 2014 - Revision: 19.0
Applies to
  • Microsoft Azure
  • Microsoft Office 365
  • Windows Intune
  • CRM Online via Office 365 E Plans
  • Microsoft Azure Recovery Services
  • Office 365 Identity Management
Keywords: 
o365 o365a mosdal4.5 o365e o365022013 o365m KB2707380

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