How To Fix DPR_BAPI159 - Language key &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: DPR_BAPI - Messages for BAPIs in Project Management

• Message number: 159

• Message text: Language key &1 does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DPR_BAPI159 - Language key &1 does not exist ?

  The SAP error message DPR_BAPI159 with the description "Language key &1 does not exist" typically occurs in the context of SAP Project Management (DPR - Dynamic Project Management) when there is an issue related to language settings in the system. This error indicates that the specified language key (represented by &1) is not recognized or does not exist in the system.
  Cause:
  
  Missing Language Key: The language key specified in the transaction or BAPI call does not exist in the SAP system. This could happen if the language has not been installed or activated in the system.
  Incorrect Language Configuration: The language settings in the user profile or the system configuration may not be set correctly.
  Data Entry Error: There might be a typo or incorrect entry in the language key when calling a function module or BAPI.
  
  Solution:
  
  
  Check Installed Languages:
  
  Go to transaction SMLT (Language Transport) to check which languages are installed in your SAP system.
  If the required language is not installed, you may need to install it using the appropriate transport.
  
  
  
  Verify Language Key:
  
  Ensure that the language key being used is correct. Common language keys include 'EN' for English, 'DE' for German, etc.
  If you are using a custom language key, ensure that it has been properly defined in the system.
  
  
  
  User Profile Settings:
  
  Check the user profile settings to ensure that the default language is set correctly. You can do this in transaction SU01 (User Maintenance).
  Make sure that the user has the correct language settings in their profile.
  
  
  
  Check BAPI/Function Module Calls:
  
  If the error occurs during a BAPI or function module call, review the parameters being passed to ensure that the language key is valid and correctly formatted.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for any specific requirements related to the language settings for the BAPI or function module you are using.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SMLT: Language Transport
  SU01: User Maintenance
  SE37: Function Module for checking BAPI or function module details.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to language settings and the specific BAPI or function module you are using.
  
  
  Support: If the issue persists after checking the above points, consider reaching out to your SAP Basis team or SAP support for further assistance.
  
  
  By following these steps, you should be able to identify and resolve the issue related to the error message DPR_BAPI159.