How To Fix VMP_MSG026 - Cannot create or change MBOM with change number &1

SAP Error Message - Details

• Message type: E = Error

• Message class: VMP_MSG - VMP Message Manager

• Message number: 026

• Message text: Cannot create or change MBOM with change number &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message VMP_MSG026 - Cannot create or change MBOM with change number &1 ?

  The SAP error message VMP_MSG026 indicates that there is an issue with creating or changing a Manufacturing Bill of Materials (MBOM) due to a change number that is either not valid or not allowed for the operation you are trying to perform. This error typically arises in the context of change management in SAP, particularly when working with engineering change management (ECM) processes.
  Cause:
  
  Invalid Change Number: The change number you are trying to use may not exist or may not be valid for the current context.
  Change Number Status: The change number might be in a status that does not allow changes to be made (e.g., it could be locked or completed).
  Authorization Issues: The user may not have the necessary authorizations to create or change the MBOM with the specified change number.
  Configuration Settings: There may be configuration settings in the system that restrict the use of change numbers for MBOMs.
  
  Solution:
  
  Verify Change Number: Check if the change number you are using is valid and exists in the system. You can do this by navigating to the change number management transaction (e.g., CC01, CC02, CC03).
  Check Change Number Status: Ensure that the change number is in a status that allows changes. If it is locked or completed, you may need to unlock it or create a new change number.
  Review Authorizations: Ensure that you have the necessary authorizations to perform the operation. You may need to consult with your SAP security team to verify your access rights.
  Consult Configuration: If the issue persists, check with your SAP configuration team to see if there are any settings that restrict the use of change numbers for MBOMs.
  Use a Different Change Number: If the current change number is not suitable, consider using a different change number that is valid and has the appropriate status.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CS01 (Create BOM), CS02 (Change BOM), and CS03 (Display BOM) for working with BOMs.
  Change Management Process: Understand the change management process in your organization, including how change numbers are created, approved, and utilized.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling change numbers in MBOMs.
  
  If the problem continues after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP documentation for further assistance.