How To Fix PMMO_PEG_BRKPT_MAINT029 - Record for insertion already exists; will be updated instead

SAP Error Message - Details

• Message type: E = Error

• Message class: PMMO_PEG_BRKPT_MAINT - Messages about Pegging breakpoint maintenance

• Message number: 029

• Message text: Record for insertion already exists; will be updated instead

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PMMO_PEG_BRKPT_MAINT029 - Record for insertion already exists; will be updated instead ?

  The SAP error message PMMO_PEG_BRKPT_MAINT029 indicates that there is an attempt to insert a record into a database table where a record with the same key already exists. Instead of inserting a new record, the system will update the existing record. This message is typically seen in the context of the SAP Production Planning (PP) or Material Management (MM) modules, particularly when dealing with pegging or planning data.
  Cause:
  
  
  Duplicate Key: The primary cause of this error is that the system is trying to insert a record with a key that already exists in the database. This can happen if:
  
  The data being processed is being sent multiple times.
  There is a logic error in the program or process that generates the data.
  The data was previously inserted but not properly handled or deleted.
  
  
  
  Data Consistency Issues: There may be inconsistencies in the data being processed, leading to attempts to insert records that should not be duplicated.
  
  
  Solution:
  
  
  Check for Duplicates: Before attempting to insert a record, check if a record with the same key already exists. If it does, decide whether to update the existing record or skip the insertion.
  
  
  Review Data Processing Logic: If this error occurs frequently, review the logic in the program or process that generates the data. Ensure that it correctly handles existing records and does not attempt to insert duplicates.
  
  
  Use Update Instead of Insert: If the intention is to update existing records, modify the logic to perform an update operation instead of an insert when a duplicate key is detected.
  
  
  Data Cleanup: If there are unnecessary duplicate records in the database, consider cleaning up the data to prevent future conflicts.
  
  
  Consult Documentation: Review SAP documentation or notes related to the specific transaction or process you are working with to see if there are any known issues or additional guidance.
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like MD01, MD02, or others related to planning and material management.
  SAP Notes: Check SAP Notes for any updates or patches that may address this issue.
  Debugging: If you have access to debugging tools, you can trace the execution of the program to identify where the duplicate insertion is being attempted.
  User Exits or BAdIs: If you are using custom logic (user exits or BAdIs), ensure that they are not causing unintended duplicate insertions.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.