How To Fix PLMDISCALC021 - Header (Co-Product) &1 uses item &2 in BOM &3 (&4)

SAP Error Message - Details

• Message type: E = Error

• Message class: PLMDISCALC - Messages for LLC calculation

• Message number: 021

• Message text: Header (Co-Product) &1 uses item &2 in BOM &3 (&4)

What causes this issue?

&v1&: Co-Product
&v2&: Item material or item class
&v3&: Header material/plant/BOM usage/alternative
&v4&: BOM category and internal BOM number

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PLMDISCALC021 - Header (Co-Product) &1 uses item &2 in BOM &3 (&4) ?

  The SAP error message PLMDISCALC021 typically occurs in the context of production planning and is related to the use of co-products in a Bill of Materials (BOM). This error indicates that there is an issue with the configuration of co-products in the BOM, specifically that the header material (co-product) is referencing an item that is not properly defined or is causing a conflict.
  Cause:
  
  Incorrect BOM Configuration: The BOM for the co-product may not be set up correctly. This could involve missing components, incorrect item categories, or improper relationships between the header and item materials.
  Item Not Defined: The item referenced in the error message may not be defined in the system or may not be set up as a valid component for the specified BOM.
  Inconsistent Data: There may be inconsistencies in the data related to the co-product or the items in the BOM, such as incorrect unit of measure or missing master data.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or modify the BOM or the related items.
  
  Solution:
  
  Check BOM Configuration: Review the BOM for the co-product in question. Ensure that all components are correctly defined and that the relationships between the header and items are valid.
  
  Use transaction code CS03 to display the BOM and verify the components.
  
  
  Verify Item Master Data: Check the item master data for the item referenced in the error message. Ensure that it is correctly defined and that it is set up as a valid component in the context of the BOM.
  
  Use transaction code MM03 to display the material master data.
  
  
  Check for Missing Data: Ensure that all necessary data, such as unit of measure, plant data, and other relevant information, is correctly maintained for both the header and item materials.
  Authorization Check: Ensure that the user has the necessary authorizations to access and modify the BOM and related materials.
  Consult Documentation: If the issue persists, consult SAP documentation or reach out to your SAP support team for further assistance.
  
  Related Information:
  
  Transaction Codes: 
  
  CS03 - Display BOM
  MM03 - Display Material Master
  CS02 - Change BOM
  
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to co-products and BOMs.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the issue causing the PLMDISCALC021 error message.