How To Fix CX066 - Language & is not defined

SAP Error Message - Details

• Message type: E = Error

• Message class: CX - Nachrichten für Konfigurationsprozess

• Message number: 066

• Message text: Language & is not defined

What causes this issue?

You tried to enter a text in a language that is not defined.

System Response

You can only enter texts in languages that are defined in table T002.

How to fix this error?

Check your entry, or have language table T002 changed in Customizing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CX066 - Language & is not defined ?

  The SAP error message CX066, which states "Language & is not defined," typically occurs when the system encounters a language code that is not recognized or defined in the SAP system. This can happen in various scenarios, such as when trying to display text in a specific language that has not been configured or when there is a mismatch in language settings.
  Cause:
  
  Undefined Language Code: The language code being referenced is not defined in the system.
  Missing Language Installation: The required language has not been installed in the SAP system.
  Configuration Issues: There may be issues with the configuration of language settings in the user profile or system settings.
  Data Issues: The data being processed may reference a language that is not available in the system.
  
  Solution:
  
  
  Check Language Configuration:
  
  Go to transaction code SMLT (Language Transport) to check if the language is installed.
  Ensure that the language you are trying to use is listed and properly configured.
  
  
  
  Install Missing Language:
  
  If the language is not installed, you may need to install it. This typically requires administrative access and may involve using the SAP installation tools or transport requests.
  
  
  
  User Profile Settings:
  
  Check the user profile settings to ensure that the correct language is set. You can do this by going to transaction code SU01 and checking the user’s default settings.
  
  
  
  Check Data:
  
  If the error occurs while processing specific data, verify that the data does not reference an unsupported language. This may involve checking custom programs or data entries.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to language settings and configurations for additional guidance.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Language Codes: SAP uses specific codes for languages (e.g., EN for English, DE for German). Ensure that the correct code is being used.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SMLT, SU01, and SE63 (for translation) to manage language settings.
  SAP Notes: Check SAP Notes for any known issues or patches related to language configuration.
  
  By following these steps, you should be able to resolve the CX066 error and ensure that the necessary language settings are correctly configured in your SAP system.