How To Fix /DSD/ME_CPT120 - Data record with these keys already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: /DSD/ME_CPT -

• Message number: 120

• Message text: Data record with these keys already exists

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /DSD/ME_CPT120 - Data record with these keys already exists ?

  The SAP error message /DSD/ME_CPT120 Data record with these keys already exists typically occurs in the context of the SAP Direct Store Delivery (DSD) module, particularly when dealing with master data or transactional data entries. This error indicates that there is an attempt to create or update a record in the system that already exists with the same key values.
  Cause:
  
  Duplicate Entry: The most common cause of this error is that the system is trying to insert a new record that has the same key fields as an existing record. This could happen during data uploads, batch processing, or manual entry.
  Data Migration Issues: If data is being migrated from another system or from legacy data, there may be duplicates that were not cleaned up before the migration.
  Incorrect Configuration: Sometimes, the configuration settings in the DSD module may lead to unexpected behavior, causing the system to misinterpret existing records.
  
  Solution:
  
  Check for Existing Records: Before attempting to create a new record, check the database for existing records with the same key values. You can do this by querying the relevant tables in SAP.
  Modify the Key Values: If you need to create a new record, ensure that the key values are unique. This may involve changing certain fields that are part of the key.
  Data Cleanup: If duplicates exist due to data migration or manual entry, consider cleaning up the data. This may involve deleting or merging duplicate records.
  Review Data Upload Processes: If the error occurs during a data upload, review the upload process to ensure that it is not attempting to insert duplicates. This may involve adjusting the logic in the upload program or using a different method to handle existing records.
  Consult Documentation: Review SAP documentation or notes related to the DSD module for any specific guidelines or known issues related to this error.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE11 (Data Dictionary) to check the table structure or SE16 (Data Browser) to view existing records.
  SAP Notes: Check SAP Notes for any updates or patches that may address this issue.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.