How To Fix CFX_BI_BOM_MSG1602 - A material already exists for the material number

SAP Error Message - Details

• Message type: E = Error

• Message class: CFX_BI_BOM_MSG1 -

• Message number: 602

• Message text: A material already exists for the material number

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CFX_BI_BOM_MSG1602 - A material already exists for the material number ?

  The SAP error message CFX_BI_BOM_MSG1602, which states "A material already exists for the material number," typically occurs in the context of creating or managing Bill of Materials (BOM) or material master records in SAP. This error indicates that the system has detected that a material with the specified material number already exists in the database.
  Cause:
  
  Duplicate Material Number: The most common cause is that the material number you are trying to create or modify already exists in the system.
  Incorrect Data Entry: There may have been a typographical error in the material number you entered, leading to confusion with an existing material.
  Different Views: The material might exist in a different view or plant, which can lead to this error if the system is not set up to allow duplicates across different views or plants.
  
  Solution:
  
  
  Check Existing Materials: 
  
  Use transaction codes like MM03 (Display Material) or MM02 (Change Material) to check if the material number already exists.
  Search for the material using the material number you intended to create.
  
  
  
  Use a Different Material Number: 
  
  If the material already exists and you need to create a new one, consider using a different material number that does not conflict with existing records.
  
  
  
  Review Material Master Data: 
  
  Ensure that the material master data is correctly maintained and that there are no unnecessary duplicates.
  If you find that the existing material is not needed, you may consider deleting or archiving it, but ensure that this action complies with your organization's data management policies.
  
  
  
  Check for Different Views/Plants: 
  
  If your organization uses multiple plants or views, ensure that the material number is not already assigned in another plant or view.
  
  
  
  Consult with SAP Support: 
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting SAP documentation for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material).
  Material Types: Understand the different material types in SAP, as they may have specific rules regarding duplication.
  Authorization: Ensure you have the necessary authorizations to create or modify materials in the system.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.