How To Fix /PLMI/BO_RSP020 - Specification &2 cannot be part of itself in &1 listing

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/BO_RSP -

• Message number: 020

• Message text: Specification &2 cannot be part of itself in &1 listing

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMI/BO_RSP020 - Specification &2 cannot be part of itself in &1 listing ?

  The SAP error message /PLMI/BO_RSP020 Specification &2 cannot be part of itself in &1 listing typically occurs in the context of SAP Product Lifecycle Management (PLM) or SAP Recipe Management when dealing with specifications, such as materials, recipes, or other objects that have hierarchical relationships.
  Cause:
  This error indicates that there is a circular reference in the specification hierarchy. Specifically, it means that a specification (identified by &2) is being referenced in a way that it is trying to include itself in its own listing or hierarchy (identified by &1). This can happen if:
  
  A specification is incorrectly set up to reference itself.
  There is a misconfiguration in the specification relationships.
  The user is trying to create a recursive relationship that is not allowed.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Specification Relationships:
  
  Go to the specification in question (using transaction codes like C202 for specifications).
  Review the relationships and dependencies of the specification to ensure that it does not reference itself directly or indirectly.
  
  
  
  Correct the Hierarchy:
  
  If you find that the specification is incorrectly set up, modify the relationships to remove the circular reference.
  Ensure that the hierarchy is logical and does not create loops.
  
  
  
  Validate Changes:
  
  After making changes, validate the specification to ensure that the error no longer occurs.
  You can use the relevant transaction to check the integrity of the specification.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for guidance on setting up specifications correctly.
  
  
  
  Seek Help from SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is a recurring problem or if it involves complex specifications.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as C202 (Display Material Specification) or C201 (Create Material Specification) to manage specifications.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and correct the cause of the error message, allowing you to proceed with your work in SAP PLM or Recipe Management.