How To Fix COCM407 - Error during addition: Data inconsistency in RESB, VSRESB_CN and COMPCMP

SAP Error Message - Details

• Message type: E = Error

• Message class: COCM - Order Change Management

• Message number: 407

• Message text: Error during addition: Data inconsistency in RESB, VSRESB_CN and COMPCMP

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message COCM407 - Error during addition: Data inconsistency in RESB, VSRESB_CN and COMPCMP ?

  The SAP error message COCM407 indicates a data inconsistency issue related to the RESB (Reservation/dependent requirements), VSRESB_CN (View for reservation data), and COMPCMP (Component comparison). This error typically arises during operations that involve material requirements planning (MRP), production orders, or similar processes where the system is trying to add or update data in these tables.
  Causes:
  
  
  Data Inconsistency: The most common cause is that the data in the RESB table does not match the expected data in the VSRESB_CN or COMPCMP tables. This can happen due to:
  
  Manual changes to the database that bypass standard SAP processes.
  Incomplete or failed transactions that leave the database in an inconsistent state.
  Issues during data migration or system upgrades.
  
  
  
  Custom Development: If there are custom programs or enhancements that manipulate these tables, they may not handle all scenarios correctly, leading to inconsistencies.
  
  
  Database Issues: Corruption or issues in the database can also lead to inconsistencies.
  
  
  Solutions:
  
  
  Data Consistency Check: Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the data in the RESB, VSRESB_CN, and COMPCMP tables. Look for any discrepancies or missing entries.
  
  
  Reprocess Transactions: If the error occurred during a specific transaction, try to reprocess that transaction. Sometimes, simply re-running the transaction can resolve temporary inconsistencies.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  
  Custom Code Review: If there are custom developments involved, review the code to ensure it correctly handles all scenarios and adheres to SAP standards.
  
  
  Database Repair: If you suspect database corruption, consult with your database administrator to perform a database consistency check and repair any issues.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including transaction codes, steps to reproduce the error, and any relevant logs.
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  CO02: Change Production Order
  MD04: Stock/Requirements List
  MB21: Create Reservation
  SE11: Data Dictionary
  SE16: Data Browser
  
  
  
  Documentation: Review SAP documentation related to MRP, production orders, and reservations to understand how these components interact and where inconsistencies might arise.
  
  
  Testing: If you make changes to resolve the issue, ensure to test thoroughly in a development or quality assurance environment before applying changes to production.
  
  
  By following these steps, you should be able to identify and resolve the COCM407 error in your SAP system.