How To Fix RMSL299 - Language key &1 already exists

RMSL299 - Overview

• Message type: E = Error

• Message class: RMSL - Labeling Application Messages

• Message number: 299

• Message text: Language key &1 already exists

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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RMSL299 - Details

• The SAP error message RMSL299, which states "Language key &1 already exists," typically occurs in the context of managing language keys in the SAP system, particularly when dealing with master data or configuration settings that involve multiple languages.
  
  Cause:
  The error is triggered when you attempt to create or modify a language key that already exists in the system. This can happen in various scenarios, such as:
  
  Duplicate Entry: You are trying to add a new language key that is already present in the database.
  Data Migration: During data migration or import processes, the system encounters a language key that has already been defined.
  Configuration Changes: When configuring language settings in a particular module, if the same language key is inadvertently entered again.
  
  
  Solution:
  To resolve the RMSL299 error, you can take the following steps:
  
  
  Check Existing Language Keys:
  
  Navigate to the relevant transaction or table where language keys are maintained (e.g., transaction SE11 for data dictionary or SE78