How To Fix MPE_RTG_UI139 - BOM item &1 is overassigned in a certain validity range

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_RTG_UI - Messages for Routing Maintenance

• Message number: 139

• Message text: BOM item &1 is overassigned in a certain validity range

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_RTG_UI139 - BOM item &1 is overassigned in a certain validity range ?

  The SAP error message MPE_RTG_UI139 indicates that a Bill of Materials (BOM) item is overassigned within a specific validity range. This typically occurs when the system detects that the same component is assigned to multiple BOMs or production versions for the same period, leading to conflicts in the assignment.
  Cause:
  
  Overlapping Validity Periods: The same BOM item is assigned to multiple BOMs or production versions that have overlapping validity periods.
  Incorrect BOM Configuration: There may be an error in how the BOMs are configured, leading to multiple assignments for the same item.
  Data Entry Errors: Manual data entry errors can lead to the same component being assigned incorrectly.
  
  Solution:
  
  Check Validity Periods: Review the validity periods of the BOM items in question. Ensure that there are no overlaps for the same component across different BOMs or production versions.
  Adjust Assignments: If overlaps are found, adjust the validity periods or reassign the components to avoid conflicts. This may involve changing the start and end dates of the BOM items.
  Review BOM Configuration: Ensure that the BOMs are configured correctly and that there are no duplicate entries for the same component.
  Use Transaction Codes: Utilize transaction codes like CS02 (Change BOM) or CS03 (Display BOM) to review and modify the BOM items as necessary.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on managing BOMs and resolving conflicts.
  
  Related Information:
  
  BOM Management: Understanding how BOMs work in SAP is crucial. BOMs are used to define the components needed to produce a product, and proper management is essential for production planning.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Roles and Permissions: Ensure that users have the appropriate roles and permissions to make changes to BOMs, as restrictions can sometimes lead to errors in assignment.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth analysis and assistance.