How To Fix BK226 - Multiple posting of same key figure (type 1) to one object is redundant

SAP Error Message - Details

• Message type: E = Error

• Message class: BK - Create, Display, Reverse Controlling Document

• Message number: 226

• Message text: Multiple posting of same key figure (type 1) to one object is redundant

What causes this issue?

You have made multiple postings of the same key figure in <LS>fixed
value</> category to an account assignment object. Since, for this
category each new posting row overwrites the previous values, only the
last posting row is relevant in each case.

System Response

The system deletes all posting rows belonging to the corresponding key
figure up to the last key figure. This ensures that the system
transfers the last row in the totals record.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BK226 - Multiple posting of same key figure (type 1) to one object is redundant ?

  The SAP error message BK226, which states "Multiple posting of same key figure (type 1) to one object is redundant," typically occurs in the context of financial postings, particularly when dealing with cost center accounting or internal orders. This error indicates that there are multiple postings being attempted for the same key figure (such as costs or revenues) to the same object (like a cost center or internal order) within the same period, which is not allowed.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that there are duplicate entries being made for the same key figure to the same object within the same posting period.
  Incorrect Configuration: There may be issues with the configuration of the cost center or internal order that allows for multiple postings of the same key figure.
  Batch Input or Upload Issues: If you are using batch input sessions or data uploads, it is possible that the same data is being processed multiple times.
  
  Solution:
  
  Check for Duplicates: Review the entries being posted to ensure that there are no duplicate postings for the same key figure to the same object. You can do this by checking the relevant transaction logs or reports.
  Adjust Posting Logic: If you are using custom programs or batch input sessions, ensure that the logic does not allow for duplicate postings. Modify the program to check for existing entries before attempting to post.
  Review Configuration: Check the configuration settings for the cost center or internal order to ensure that they are set up correctly and do not allow for redundant postings.
  Use Different Key Figures: If multiple postings are necessary, consider using different key figures for different types of costs or revenues to avoid redundancy.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling this error in your version of SAP.
  
  Related Information:
  
  Transaction Codes: You may want to look at transaction codes like KSB1 (Cost Centers: Actual Line Items) or KOB1 (Order: Actual Line Items) to analyze the postings.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Exits or BAdIs: If you have custom developments, check if there are any user exits or BAdIs that might be affecting the posting logic.
  
  By following these steps, you should be able to identify the cause of the BK226 error and implement a solution to resolve it.