How To Fix KI301 - Record & already exists in file COKA.

SAP Error Message - Details

• Message type: E = Error

• Message class: KI -

• Message number: 301

• Message text: Record & already exists in file COKA.

What causes this issue?

An entry with a different unit of measure already exists in the control
table for the cost element.

How to fix this error?

Check your units of measure.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KI301 - Record & already exists in file COKA. ?

  The SAP error message KI301 indicates that there is a duplicate record in the file COKA, which is related to the Controlling (CO) module in SAP. This error typically occurs when you are trying to create or update a record in the COKA table (which stores cost center master data) that already exists.
  Cause:
  
  
  Duplicate Entry: The most common cause of this error is that you are attempting to insert a record that already exists in the COKA table. This can happen if:
  
  You are trying to create a cost center with an ID that is already in use.
  There is a data import or upload process that is trying to insert records without checking for existing entries.
  
  
  
  Data Consistency Issues: Sometimes, inconsistencies in the data or issues during data migration can lead to duplicate records.
  
  
  Solution:
  
  
  Check for Existing Records: Before attempting to create a new record, check the COKA table to see if the record already exists. You can do this by running a query in the SAP database or using transaction codes like SE16 or SE11 to view the contents of the COKA table.
  
  
  Modify Existing Record: If the record already exists and you need to update it, use the appropriate transaction (like KS01 for creating cost centers or KS02 for changing them) to modify the existing record instead of trying to create a new one.
  
  
  Data Import Validation: If you are importing data, ensure that your import logic includes checks for existing records to prevent duplicates. This can be done by implementing validation rules in your data upload program.
  
  
  Consult Documentation: Review SAP documentation or consult with your SAP Basis or CO module team for specific guidelines on handling this error in your environment.
  
  
  Error Logs: Check the application logs (transaction SLG1) for more details on the error and any related messages that might provide additional context.
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  KS01: Create Cost Center
  KS02: Change Cost Center
  KS03: Display Cost Center
  SE16/SE11: Data Browser/Table Display
  
  
  
  SAP Notes: Search for SAP Notes related to the KI301 error for any patches or updates that might address known issues.
  
  
  Data Consistency Checks: Regularly perform data consistency checks in your SAP system to identify and resolve any duplicate records or inconsistencies.
  
  
  By following these steps, you should be able to resolve the KI301 error and prevent it from occurring in the future.