How To Fix RMSL_WUI130 - Language keys are missing: Logon language &1 is set

RMSL_WUI130 - Overview

• Message type: E = Error

• Message class: RMSL_WUI - Labeling Web UI: RMSL Class Messages Converted for Web UI

• Message number: 130

• Message text: Language keys are missing: Logon language &1 is set

Self-Explanatory Message

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RMSL_WUI130 - Details

• The SAP error message RMSL_WUI130 indicates that there are missing language keys for the specified logon language in the SAP system. This typically occurs when the system is unable to find the necessary language translations for the user interface elements in the specified language.
  
  Cause:
  
  Missing Language Packs: The required language pack for the specified logon language is not installed or activated in the SAP system.
  Incorrect Language Configuration: The logon language set for the user or the system may not be supported or configured correctly.
  Transport Issues: If language-related transports were not imported correctly, it could lead to missing language keys.
  Custom Development: If there are custom developments or enhancements that do not have translations for the specified language, this error may occur.
  
  
  Solution:
  
  
  Install/Activate Language Packs:
  
  Check if the required language pack is installed in the SAP system. You can do this by navigating to the transaction code SMLT (Language Transport) and verifying the installed languages.
  If