How To Fix MPE_PLAN_RTG_VERS118 - Negative quantity of BOM item &1 is not allowed for variant configuration

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_PLAN_RTG_VERS - Manage Production Routing Version

• Message number: 118

• Message text: Negative quantity of BOM item &1 is not allowed for variant configuration

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_PLAN_RTG_VERS118 - Negative quantity of BOM item &1 is not allowed for variant configuration ?

  The SAP error message MPE_PLAN_RTG_VERS118 indicates that there is a negative quantity for a Bill of Materials (BOM) item in the context of variant configuration. This typically occurs when you are trying to create or process a production order, sales order, or similar transaction that involves variant configuration, and the system detects that a BOM item has been assigned a negative quantity, which is not permissible.
  Cause:
  
  Negative Quantity in BOM: The most common cause of this error is that the configuration of the variant has resulted in a negative quantity for one or more components in the BOM.
  Incorrect Configuration Settings: The variant configuration settings may not be set up correctly, leading to incorrect calculations of quantities.
  Data Entry Errors: Manual entry errors during the configuration process can lead to negative quantities being assigned.
  Inconsistent Master Data: There may be inconsistencies in the master data related to the BOM or the variant configuration.
  
  Solution:
  
  Check BOM Configuration: Review the BOM for the configured product to ensure that all components have valid quantities. Make sure that no component is assigned a negative quantity.
  Review Configuration Settings: Go through the variant configuration settings to ensure that they are set up correctly. Check the dependencies and constraints that might affect the quantities of BOM items.
  Correct Data Entry: If the error is due to manual data entry, correct the entries to ensure that all quantities are positive.
  Test Configuration: Use the configuration simulation tools in SAP to test the configuration and see if it leads to any negative quantities. This can help identify the specific configuration that is causing the issue.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as there may be bug fixes related to variant configuration.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling variant configuration and BOM issues.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CS03 (Display BOM), CU50 (Configuration Simulation), or CO01 (Create Production Order) to investigate and resolve the issue.
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message.
  User Exits and BAdIs: If custom logic is implemented, review any user exits or BAdIs that might affect the BOM or variant configuration processing.
  
  By following these steps, you should be able to identify and resolve the issue causing the MPE_PLAN_RTG_VERS118 error in your SAP system.