How To Fix C1005 - Language key & already entered

SAP Error Message - Details

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 005

• Message text: Language key & already entered

What causes this issue?

You have made more than one entry using language key &v1&. This means
that the entry in language &v1& is ambiguous.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Change the language key so that there is only one entry per language,
or delete the second entry made with language key &v1&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1005 - Language key & already entered ?

  The SAP error message C1005, which states "Language key & already entered," typically occurs when there is an attempt to enter a language key in a context where it has already been defined or used. This can happen in various scenarios, such as when creating or modifying master data, texts, or other language-dependent entries in SAP.
  Cause:
  
  Duplicate Entry: The language key you are trying to enter has already been assigned to the object or record you are working on.
  Data Consistency: SAP enforces data consistency, and duplicate language keys can lead to confusion or errors in data retrieval and reporting.
  Configuration Issues: Sometimes, the error can arise from incorrect configuration settings in the system.
  
  Solution:
  
  Check Existing Entries: Review the existing entries for the language key in the relevant transaction or table. Ensure that you are not trying to enter a language key that is already in use.
  Modify Existing Data: If you need to change the language key, consider modifying the existing entry instead of creating a new one.
  Delete Duplicate Entries: If there are duplicate entries that are not needed, you may delete or deactivate them, depending on your business requirements.
  Consult Documentation: Refer to SAP documentation or help files for the specific transaction or module you are working with to understand the expected behavior regarding language keys.
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  Transaction Codes: The error can occur in various transaction codes, such as those related to material master data (MM01, MM02), customer master data (XD01, XD02), or vendor master data (XK01, XK02).
  Language Keys: Language keys in SAP are typically represented by a two-character code (e.g., "EN" for English, "DE" for German) and are used to manage multilingual data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional context or solutions for specific scenarios.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.