How to use MOSDAL to enable a trace for the Microsoft Online Services Sign-in Assistant to troubleshoot non-browser based sign-in issues

Article translations Article translations
Article ID: 2433327 - View products that this article applies to.
Expand all | Collapse all


This article discusses how to use the Microsoft Online Services Diagnostic and Logging (MOSDAL) Support Toolkit to enable a trace for the Microsoft Online Services Sign-in Assistant. The log files that the tool generates can help troubleshoot issues that may occur when you use the Sign-in Assistant in a Microsoft Office 365 environment.


To use the MOSDAL Support Toolkit to enable logging and collect Sign-in Assistant trace log files, follow these steps:
  1. Download and install the MOSDAL Support Toolkit from the following Microsoft website:
  2. Start the MOSDAL Support Toolkit. To do this, click Start, point to All Programs, click MOSDAL Support Toolkit, and then click MOSDAL Support Toolkit.
  3. Run the MOSDAL Support Toolkit, select Single Sign On (Identity Federation) from the list of Office 365 services, and then click Next.

    Collapse this imageExpand this image
    Screen shot of MOSDAL Support Toolkit, showing list of Office 365 services
  4. When you're prompted to enter your credentials, enter your user ID or sign-in address. Your password isn't saved and is only used to simulate an authentication attempt and log the results.

    Collapse this imageExpand this image
    Screen shot of MOSDAL Support Toolkit windows, showing Enter credentials part
  5. You're prompted to close all rich-client applications and reproduce the rich-client authentication issue. When you finish reproducing the issue, click Generate Report, and then wait for data collection to finish.
  6. When the diagnostics are completed, click Exit and Show Files.
  7. When the report is finished, locate the file in your Documents library. Open the REPORTS_ folder that has the most recent date and time, and then open the DataCollectionMicrosoftOnlineServicesIDCRL folder. The log file that has the most recent date and time corresponds with the issue that you just reproduced.

Still need help? Go to the Office 365 Community website or the Azure Active Directory Forums website.


Article ID: 2433327 - Last Review: July 12, 2014 - Revision: 29.0
Applies to
  • Microsoft Azure
  • Microsoft Office 365
  • Windows Intune
  • CRM Online via Office 365 E Plans
  • Microsoft Azure Recovery Services
  • Office 365 User and Domain Management
o365 mosdal4.5 o365a o365e o365p kbgraphxlink o365022013 o365m kbgraphic KB2433327

Give Feedback


Contact us for more help

Contact us for more help
Connect with Answer Desk for expert help.
Get more support from