How To Fix WD489 - Logon language and maintenance language must be identical

WD489 - Overview

• Message type: E = Error

• Message class: WD - Workflow definition

• Message number: 489

• Message text: Logon language and maintenance language must be identical

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WD489 - Logon language and maintenance language must be identical ?

  SAP Error Message:
  WD489: Logon language and maintenance language must be identical
  
  
  Cause:
  This error occurs in SAP Web Dynpro applications when the language used during the user logon (logon language) differs from the language set for maintenance (maintenance language) in the system or application context. SAP requires that both languages be the same to ensure consistency in language-dependent data processing and UI rendering.
  Typically, this happens when:
  
  The user logs on with one language (e.g., English - EN), but the maintenance language for the Web Dynpro component or the backend object is set to another language (e.g., German - DE).
  The system or application expects the maintenance language to match the logon language for proper display and processing of language-dependent texts or configurations.
  
  
  
  Solution:
  To resolve the WD489 error, ensure that the logon language and the maintenance language are identical. You can do this by:
  
  
  Logon Language Adjustment:
  
  When logging into SAP GUI or Web Dynpro application, select the