How To Fix /PLMB/BA_RCP_MODEL020 - Rule for specification already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMB/BA_RCP_MODEL -

• Message number: 020

• Message text: Rule for specification already exists

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMB/BA_RCP_MODEL020 - Rule for specification already exists ?

  The SAP error message /PLMB/BA_RCP_MODEL020 indicates that there is an attempt to create or modify a specification in the SAP Product Lifecycle Management (PLM) module, but a specification with the same key or identifier already exists in the system. This can occur in various contexts, such as when working with material specifications, recipes, or other related objects.
  Cause:
  
  Duplicate Entry: The most common cause is that a specification with the same identifier (e.g., name, number) already exists in the system.
  Incorrect Data Entry: There may be a mistake in the data entry process, leading to an attempt to create a specification that is already present.
  System Configuration: There might be issues with the configuration of the PLM module that prevent the creation of new specifications under certain conditions.
  
  Solution:
  
  
  Check Existing Specifications: 
  
  Use the relevant transaction codes (like C202 for specifications) to search for existing specifications that may have the same identifier.
  Ensure that you are not trying to create a duplicate.
  
  
  
  Modify Existing Specification: 
  
  If a specification already exists and you need to make changes, consider modifying the existing specification instead of creating a new one.
  
  
  
  Use a Different Identifier: 
  
  If you need to create a new specification, use a different identifier that does not conflict with existing entries.
  
  
  
  Consult Documentation: 
  
  Review the SAP documentation or help files related to the PLM module for any specific guidelines on creating specifications.
  
  
  
  Check User Permissions: 
  
  Ensure that you have the necessary permissions to create or modify specifications in the system.
  
  
  
  Contact SAP Support: 
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights based on system logs or configurations.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP PLM, such as C202 for managing specifications.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide patches or updates that address known issues.
  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 resolve the error message and successfully manage specifications within the SAP PLM module.