How To Fix C+729 - The material has been changed since the beginning of the iteration

SAP Error Message - Details

• Message type: E = Error

• Message class: C+ -

• Message number: 729

• Message text: The material has been changed since the beginning of the iteration

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message C+729 - The material has been changed since the beginning of the iteration ?

  The SAP error message C+729, which states "The material has been changed since the beginning of the iteration," typically occurs in the context of SAP's Product Lifecycle Management (PLM) or when working with material master data. This error indicates that the material data has been modified after the iteration process (such as a planning run or a change request) has started, which can lead to inconsistencies or conflicts in the data being processed.
  Cause:
  
  Concurrent Changes: The material master data was changed by another user or process while you were working on it.
  Data Locking: The system may have a locking mechanism that prevents changes during certain operations, but if the lock is released and changes are made, this error can occur.
  Version Control: If the material is under version control, changes to the active version can trigger this error.
  Workflow Processes: If the material is part of a workflow or approval process, changes made during this process can lead to this error.
  
  Solution:
  
  Refresh Data: Exit the current transaction and re-enter it to refresh the data. This will ensure you are working with the most current version of the material.
  Check Change Logs: Review the change logs for the material to identify what changes were made and by whom. This can help you understand the context of the changes.
  Coordinate with Users: If multiple users are working on the same material, coordinate with them to avoid concurrent changes that can lead to this error.
  Locking Mechanism: Ensure that the locking mechanism is functioning correctly. If necessary, consult with your SAP Basis team to check for any issues with data locks.
  Reprocess the Iteration: If the error occurs during a specific process (like a planning run), you may need to restart that process after ensuring that all changes are accounted for.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error. SAP frequently releases notes that address known issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM02 (Change Material), MM03 (Display Material), and others that may be involved in material management.
  User Authorizations: Ensure that users have the appropriate authorizations to make changes to material data, as insufficient permissions can also lead to unexpected behavior.
  Training and Documentation: Provide training for users on how to manage material data effectively to minimize the risk of concurrent changes.
  
  If the problem persists after trying these solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth analysis and assistance.