How To Fix COM_PRODUCT_BOM019 - Relationship type was changed by system (synchronization)

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_PRODUCT_BOM - Error Messages in Development Class of Same Name

• Message number: 019

• Message text: Relationship type was changed by system (synchronization)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message COM_PRODUCT_BOM019 - Relationship type was changed by system (synchronization) ?

  The SAP error message COM_PRODUCT_BOM019 indicates that a relationship type in a Bill of Materials (BOM) has been changed by the system due to synchronization processes. This typically occurs in scenarios where there are changes in the underlying data or configurations that affect how components are related within the BOM.
  Cause:
  
  Data Synchronization: The error often arises during data synchronization processes, such as when changes are made in the master data (like material master or BOM) that affect the relationships between components.
  Configuration Changes: Changes in configuration settings or updates to the system can lead to automatic adjustments in relationship types.
  Inconsistent Data: If there are inconsistencies in the data or if the system detects that the relationship type does not align with the current configuration or rules, it may automatically change the relationship type.
  
  Solution:
  
  Review Changes: Check the change logs to identify what changes were made to the BOM or related master data that could have triggered the synchronization.
  Manual Adjustment: If the automatic change is not desired, you may need to manually adjust the relationship type back to the intended configuration. This can be done in the BOM maintenance transaction (e.g., CS02).
  Consistency Check: Run consistency checks on the BOM and related master data to ensure that there are no discrepancies that could lead to further issues.
  System Configuration: Review the system configuration settings related to BOM and product structure to ensure they align with your business processes and requirements.
  Consult Documentation: Refer to SAP documentation or notes related to BOM management and synchronization processes for additional guidance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CS01 (Create BOM), CS02 (Change BOM), and CS03 (Display BOM) for managing BOMs.
  SAP Notes: Check SAP Notes for any known issues or patches related to BOM synchronization and the specific error message.
  User Exits and BAdIs: If applicable, consider implementing user exits or Business Add-Ins (BAdIs) to customize the behavior of BOM processing to prevent unwanted changes.
  Training and Documentation: Ensure that users involved in BOM management are trained on the implications of changes in master data and how they can affect BOM relationships.
  
  By following these steps, you should be able to address the COM_PRODUCT_BOM019 error and ensure that your BOM relationships are correctly configured.