How To Fix COM_PRODUCT_CUST015 - & is already being used as a reference product type for number assignment

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_PRODUCT_CUST - General Customizing Messages for Product Master

• Message number: 015

• Message text: & is already being used as a reference product type for number assignment

What causes this issue?

You tried to change the assignment to the application <LS>Product</>
for product type &V1&.
This is not permitted as this product type is being used as the
reference product type for number assignment for other product types.

System Response

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

How to fix this error?

If you do want to change this assignment, ask your system administrator
to change the Customizing settings for number assignment. The product
type &V1& must not be used as a reference product type for number
assignment for any other product types.

Procedure for System Administrators

You can maintain a reference product type for number assignment using
transaction <DS:TRAN.COMCPRTYPENRO>COMCPRTYPENRO</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COM_PRODUCT_CUST015 - & is already being used as a reference product type for number assignment ?

  The SAP error message COM_PRODUCT_CUST015 typically indicates that there is an issue with the configuration of product types in the SAP system, specifically related to number assignment for reference product types. This error usually arises when you attempt to create or modify a product type that is already being used as a reference for number assignment in the system.
  Cause:
  
  Reference Product Type Conflict: The product type you are trying to create or modify is already assigned as a reference product type for another product or configuration. This can happen if the product type is already in use or if there are existing dependencies that prevent changes.
  Configuration Issues: There may be inconsistencies in the configuration settings for product types, particularly in the area of number assignment.
  Data Integrity: The system may have integrity constraints that prevent certain changes if they would lead to inconsistencies in the data model.
  
  Solution:
  
  Check Existing Assignments: Review the existing product types and their assignments. You can do this by navigating to the relevant configuration settings in SAP (usually under the Logistics or Product Management modules) to see where the product type is being referenced.
  Modify or Delete References: If the product type is being used as a reference, you may need to either modify the existing references or delete them if they are no longer needed. Ensure that you have the necessary authorizations to make these changes.
  Create a New Product Type: If the existing product type cannot be modified or deleted, consider creating a new product type that does not conflict with existing references.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing product types and number assignments.
  Contact SAP Support: If the issue persists and you cannot resolve it through configuration changes, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as C223 (for product type configuration) or C201 (for creating product types) to manage product types.
  Customizing Settings: The relevant customizing settings can usually be found under the path: SPRO -> Logistics -> Product Management -> Product Structure -> Define Product Types.
  Authorization: Ensure that you have the necessary authorizations to make changes to product types and their configurations.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.