How To Fix /UI5/UI5_REP020 - Logon language does not match master language of application &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI5/UI5_REP -

• Message number: 020

• Message text: Logon language does not match master language of application &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI5/UI5_REP020 - Logon language does not match master language of application &1 ?

  The SAP error message /UI5/UI5_REP020 Logon language does not match master language of application &1 typically occurs in the context of SAP Fiori applications or SAP UI5 applications. This error indicates that the language set for the user session does not match the master language defined for the specific application.
  Cause:
  
  Language Mismatch: The user is trying to access an application that has a different master language than the one set in their user profile or session.
  Application Configuration: The application may be configured to support only specific languages, and the user's logon language is not one of them.
  User Profile Settings: The user’s profile may have a different logon language set, which does not align with the application's master language.
  
  Solution:
  
  
  Change User Logon Language:
  
  Log out of the application and log back in with a language that matches the master language of the application.
  You can change the logon language by modifying the language parameter in the logon screen.
  
  
  
  Check Application Configuration:
  
  Verify the master language settings of the application in the SAP backend. This can usually be done by checking the application’s configuration in the SAP Fiori Launchpad or the relevant transaction codes in the SAP GUI.
  Ensure that the application is configured to support the language you are trying to use.
  
  
  
  User Profile Adjustment:
  
  If you have access, check your user profile settings in the SAP system (transaction code SU01) and ensure that the logon language is set to the correct value that matches the application’s master language.
  
  
  
  Consult with SAP Basis or Admin:
  
  If you are unable to resolve the issue, it may be necessary to consult with your SAP Basis team or system administrator. They can provide insights into the application’s language settings and make necessary adjustments.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the documentation for the specific SAP Fiori application to understand its language support and configuration.
  User Training: Ensure that users are trained on how to set their logon language appropriately when accessing different applications.
  
  By following these steps, you should be able to resolve the error and ensure that the logon language matches the master language of the application.