Requirements

• an active account of the URZ (University Computer Center) of the University of Jena as:
  
  • Employee (contract through Dezernat 5 - Personal of the Friedrich-Schiller-University Jena) or
  • Student with matriculation
• Operating system on target device:
  
  • Windows
• Administrative rights on the target system
• Installed Microsoft Office 365 Pack
• Internet access

Possible error messages

1. "another account from your organization is already signed in on this device"

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2. "AADTS50020" ("User account ... from identity provider ... does not exist in tenant" etc.)

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Troubleshooting

The same troubleshooting instructions apply to both error messages.

1. Step: Download the SaRa-Tool:

The required tool can be found in the following link: SaRa-Tool

Once you have successfully downloaded the tool, run it to install it. 

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Wait until the installation is successful, then the SaRa tool will open. 

2. Step: Running The SaRa-Tool

First accept the data protection conditions of the SaRa tool. Then log in with your Microsoft 365 account.

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The SaRa tool then starts analysing the problem status. Follow the steps that now appear after the analysis.

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After you have followed the previous steps, a troubleshooting option will appear, which you should follow.

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After the last troubleshooting, you can reopen your Microsoft 365 application and log in again. 

Now, you should be able to log into your account without problems using your Uni-mail and the corresponding Microsoft Office 365 - password.