How To Fix EHPRC_CPM_CHECK090 - Nested basic materials/surfaces or bulks are used

SAP Error Message - Details

• Message type: E = Error

• Message class: EHPRC_CPM_CHECK - Messages for Checks

• Message number: 090

• Message text: Nested basic materials/surfaces or bulks are used

What causes this issue?

Nested basic materials/surfaces or bulks are used.
AIAG/IEEE does not support nested basic materials/surfaces or bulks.

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

System Response

How to fix this error?

Change the product structure or use a user exit from the BOS
explosion to change the product structure during the export.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EHPRC_CPM_CHECK090 - Nested basic materials/surfaces or bulks are used ?

  The SAP error message EHPRC_CPM_CHECK090 indicates that there is an issue with the configuration of materials in the context of the SAP Environment, Health, and Safety (EHS) module, specifically related to the Product Safety Management (PSM) or Chemical Product Management (CPM) functionalities. This error typically arises when nested basic materials, surfaces, or bulk materials are used incorrectly in a product structure or material master.
  Cause:
  The error occurs when:
  
  There are nested materials defined in a way that is not allowed. For example, a basic material may be defined as a component of another basic material, leading to a circular reference or an invalid hierarchy.
  The system detects that a basic material is being used in multiple contexts that conflict with the expected structure or usage rules.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review Material Structure:
  
  Check the material master records for the involved materials. Ensure that there are no circular references or incorrect nesting of materials.
  Verify that the basic materials are not being used as components in multiple places that conflict with their definitions.
  
  
  
  Adjust Material Definitions:
  
  If you find that a material is incorrectly defined, you may need to adjust its configuration. This could involve changing its status, removing it from certain product structures, or redefining its relationships with other materials.
  
  
  
  Check for Duplicates:
  
  Ensure that there are no duplicate entries for the same material in different contexts that could lead to confusion in the system.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or guidelines related to material management and product safety to ensure compliance with best practices.
  
  
  
  Testing:
  
  After making changes, test the configuration to ensure that the error no longer occurs. This may involve running the relevant transactions or processes that previously triggered the error.
  
  
  
  Seek Support:
  
  If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert who specializes in EHS or CPM for further assistance.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling nested materials.
  Training and Documentation: Ensure that users involved in material management are trained on the correct procedures for defining and managing materials in SAP.
  System Configuration: Review the system configuration settings related to material management and product safety to ensure they align with your organization's processes.
  
  By following these steps, you should be able to identify and resolve the underlying issues causing the EHPRC_CPM_CHECK090 error in your SAP system.