How To Fix COM_DIFF_KEY014 - Field name & is identical in the internal and external key fields

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_DIFF_KEY - Messages for Differentiation Key

• Message number: 014

• Message text: Field name & is identical in the internal and external key fields

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message COM_DIFF_KEY014 - Field name & is identical in the internal and external key fields ?

  The SAP error message COM_DIFF_KEY014 indicates that there is a conflict between the internal and external key fields in a particular context, typically when dealing with master data or configuration settings in SAP. This error arises when the system detects that a field name is identical in both the internal and external key fields, which can lead to ambiguity or conflicts in data processing.
  Cause:
  
  Duplicate Field Names: The most common cause of this error is that the same field name is being used for both internal and external keys, which can confuse the system when it tries to differentiate between the two.
  Configuration Issues: Incorrect configuration settings in the relevant module (like Material Management, Sales and Distribution, etc.) can lead to this error.
  Data Migration Issues: If data has been migrated from another system or manually entered, it may have led to inconsistencies in key field definitions.
  
  Solution:
  
  Check Field Definitions: Review the definitions of the internal and external key fields in the relevant configuration settings. Ensure that they are distinct and do not share the same name.
  Adjust Configuration: If you find that the field names are indeed identical, you will need to adjust the configuration to ensure that they are unique. This may involve changing the naming conventions or reconfiguring the data model.
  Data Validation: If the error occurred during data entry or migration, validate the data to ensure that there are no duplicates or conflicts in the key fields.
  Consult Documentation: Refer to SAP documentation or help resources specific to the module you are working with for guidance on how to properly configure key fields.
  Testing: After making changes, conduct thorough testing to ensure that the error is resolved and that the system behaves as expected.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in diagnosing or fixing the issue, such as SE11 (Data Dictionary), SE37 (Function Modules), or SPRO (Customizing).
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with an SAP expert or your organization's SAP support team for further assistance.