How To Fix /PLMI/PPE_BO023 - Cannot determine assembly relationship type

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/PPE_BO -

• Message number: 023

• Message text: Cannot determine assembly relationship type

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMI/PPE_BO023 - Cannot determine assembly relationship type ?

  The SAP error message /PLMI/PPE_BO023 Cannot determine assembly relationship type typically occurs in the context of SAP's Product Lifecycle Management (PLM) or Production Planning and Execution (PPE) modules. This error indicates that the system is unable to identify the type of assembly relationship for a particular bill of materials (BOM) or product structure.
  Causes:
  
  Missing Configuration: The assembly relationship type may not be configured in the system. This could be due to missing entries in the customizing settings for BOMs or product structures.
  Incorrect BOM Structure: The BOM may not be set up correctly, leading to ambiguity in determining how components relate to one another.
  Data Inconsistencies: There may be inconsistencies or missing data in the master data (e.g., materials, BOMs) that are required for the assembly relationship determination.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain data or configurations, leading to this error.
  
  Solutions:
  
  
  Check Configuration:
  
  Navigate to the customizing settings for BOMs and ensure that the assembly relationship types are properly defined.
  Use transaction code SPRO to access the configuration settings and verify the relevant settings under the PLM or BOM sections.
  
  
  
  Review BOM Structure:
  
  Check the BOM for the material in question to ensure that all components are correctly defined and that the relationships between them are clear.
  Use transaction code CS03 to display the BOM and verify its structure.
  
  
  
  Data Consistency Check:
  
  Ensure that all materials and components referenced in the BOM exist and are active in the system.
  Check for any missing or inconsistent data in the material master records.
  
  
  
  Authorization Check:
  
  Verify that the user encountering the error has the necessary authorizations to access the BOM and related data.
  Consult with your SAP security team if there are any doubts regarding user permissions.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the program or function module that is generating the error to identify the exact point of failure.
  This may require the assistance of an ABAP developer or SAP support.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CS01 (Create BOM), CS02 (Change BOM), CS03 (Display BOM), and CS11 (Display BOM for a material).
  Documentation: Review SAP documentation related to BOM management and assembly relationships for a deeper understanding of how these elements interact within the system.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.