How To Fix WRF_MATERIAL026 - The data does not permit constraints with variants

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_MATERIAL - Additional Messages for Material Master (Retail)

• Message number: 026

• Message text: The data does not permit constraints with variants

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_MATERIAL026 - The data does not permit constraints with variants ?

  The SAP error message WRF_MATERIAL026 ("The data does not permit constraints with variants") typically occurs in the context of variant configuration in SAP, particularly when dealing with configurable materials. This error indicates that there is an issue with the configuration of the material or the constraints defined for the variants.
  Cause:
  
  
  Missing or Incorrect Configuration: The material may not be properly configured to allow for the use of constraints with variants. This can happen if the configuration settings are not aligned with the characteristics and values defined for the material.
  
  
  Incompatible Characteristics: The characteristics defined for the material may not be compatible with the constraints that are being applied. For example, if certain characteristics are required for a variant but are not defined in the material master, this error can occur.
  
  
  Incorrect Settings in the Configuration Profile: The configuration profile for the material may not be set up correctly to handle constraints. This includes settings related to dependencies and constraints that govern how characteristics interact.
  
  
  Missing Dependencies: If there are dependencies defined for the characteristics that are not met or are missing, this can lead to the error.
  
  
  Solution:
  
  
  Check Material Configuration: Review the configuration of the material in the material master (transaction MM02) and ensure that all necessary characteristics and values are defined correctly.
  
  
  Review Configuration Profile: Go to the configuration profile (transaction CU41) and check the settings. Ensure that the profile allows for constraints and that all necessary dependencies are defined.
  
  
  Validate Characteristics: Ensure that all characteristics used in the configuration are compatible and correctly defined. Check for any missing characteristics that may be required for the constraints.
  
  
  Check Dependencies: Review the dependencies associated with the material (transaction CU02) to ensure that they are correctly defined and that there are no conflicts.
  
  
  Test Configuration: After making changes, test the configuration to ensure that the error no longer occurs. You can do this by attempting to create a sales order or perform the action that triggered the error.
  
  
  Consult Documentation: If the issue persists, refer to SAP documentation or consult with your SAP support team for further assistance.
  
  
  Related Information:
  
  Transaction Codes: 
  
  MM02: Change Material
  CU41: Configuration Profile
  CU02: Change Dependencies
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the WRF_MATERIAL026 error in your SAP system.