How To Fix WM107 - Material & is a generic material and variants already exist

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 107

• Message text: Material & is a generic material and variants already exist

What causes this issue?

It is only possible to include either a complete generic material or
individual variants of it in a module.

System Response

The assignment is rejected.

How to fix this error?

Choose one of the above procedures: either include the complete generic
material (with all variants) or select individual variants (if
required, using F4 (possible entries) "Material work list").

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WM107 - Material & is a generic material and variants already exist ?

  The SAP error message WM107 indicates that the material you are trying to work with is classified as a "generic material," and there are already existing variants for that material. This error typically occurs in the context of Warehouse Management (WM) or Inventory Management when you attempt to perform an action that is not allowed for generic materials.
  Cause:
  
  Generic Material: The material in question is defined as a generic material in the SAP system. Generic materials are used to represent a group of similar products that can have different variants (e.g., different colors, sizes, etc.).
  Existing Variants: The system has detected that there are already existing variants for this generic material. This means that the system expects you to work with a specific variant rather than the generic material itself.
  
  Solution:
  To resolve the WM107 error, you can take the following steps:
  
  
  Use a Specific Variant: Instead of trying to process the generic material, identify and use one of the existing variants. You can do this by checking the material master data for the specific variants associated with the generic material.
  
  
  Check Material Master Data: Go to the material master record (transaction code MM03) and check the details of the generic material. Look for the variants that are already defined and select one of them for your transaction.
  
  
  Create a New Variant: If you need to create a new variant for the generic material, ensure that you follow the correct procedures for creating variants in the system. This typically involves using transaction codes like MM01 (Create Material) and ensuring that the new variant is properly linked to the generic material.
  
  
  Consult Documentation: Review SAP documentation or help files related to generic materials and variants to understand the specific business processes and configurations that apply to your organization.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with SAP experts who can provide guidance based on your specific system configuration and business processes.
  
  
  Related Information:
  
  Material Master: The material master is a central repository of information about materials in SAP. It contains data related to purchasing, sales, inventory, and accounting.
  Generic vs. Specific Materials: Understanding the difference between generic materials and specific variants is crucial for effective inventory management and warehouse operations.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material) for managing materials in SAP.
  
  By following these steps and understanding the context of the error, you should be able to resolve the WM107 error effectively.