How To Fix FINS_FI_DEFSUM012 - Internal Error: Number of inserted and deleted line items differ (&1, &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: FINS_FI_DEFSUM - Deferred Summarization

• Message number: 012

• Message text: Internal Error: Number of inserted and deleted line items differ (&1, &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_FI_DEFSUM012 - Internal Error: Number of inserted and deleted line items differ (&1, &2) ?

  The SAP error message FINS_FI_DEFSUM012 indicates an internal error related to the financial document processing, specifically when there is a mismatch in the number of inserted and deleted line items during a financial document update or posting. This can occur in various scenarios, such as during document postings, adjustments, or when running financial reports.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Data Inconsistency: There may be inconsistencies in the data being processed, such as missing or incorrect line items in the document.
  Custom Code or Enhancements: If there are custom developments or enhancements in the system that manipulate financial documents, they may not be handling line items correctly.
  System Bugs: There could be a bug in the SAP system or a specific transaction that leads to this error.
  Configuration Issues: Incorrect configuration in the financial module can lead to discrepancies in line item processing.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Document Consistency: Review the financial document that is causing the error. Ensure that all line items are correctly entered and that there are no missing or duplicate entries.
  
  
  Review Custom Code: If there are any custom programs or enhancements, review the code to ensure that it correctly handles the insertion and deletion of line items.
  
  
  Analyze Logs: Check the application logs (transaction SLG1) for more detailed error messages or stack traces that can provide insights into what went wrong.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal. There may be specific notes addressing this error, including patches or workarounds.
  
  
  Test in a Development Environment: If possible, replicate the issue in a development or test environment to analyze the behavior without affecting production data.
  
  
  Consult SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including transaction codes, document numbers, and any relevant logs.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB01 (Post Document), FB02 (Change Document), and FB03 (Display Document) to analyze the documents involved.
  Debugging: If you have access to debugging tools, you can set breakpoints in the relevant function modules to trace the execution flow and identify where the mismatch occurs.
  User Exits and BAdIs: Check if there are any user exits or Business Add-Ins (BAdIs) that might be affecting the line item processing.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.