How To Fix CL536 - Mafid "&" not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 536

• Message text: Mafid "&" not valid

What causes this issue?

Mafid &V1& is not valid. Only the values "K" or "O" are allowed.

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?

Regenerate the extract dataset.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CL536 - Mafid "&" not valid ?

  The SAP error message CL536, which states "Mafid '&' not valid," typically occurs in the context of classification in SAP. The error indicates that the material assignment field (Mafid) is not valid for the operation you are trying to perform. This can happen for various reasons, such as incorrect data entry, missing configuration, or issues with the classification system.
  Causes:
  
  Invalid Material Assignment: The material ID (Mafid) you are trying to use does not exist or is not valid in the system.
  Incorrect Configuration: The classification system may not be properly configured to recognize the material or its characteristics.
  Data Entry Errors: There may be typographical errors in the material ID or related fields.
  Authorization Issues: The user may not have the necessary permissions to access or modify the material in question.
  Inactive or Deleted Material: The material may have been marked as inactive or deleted in the system.
  
  Solutions:
  
  Check Material ID: Verify that the material ID you are using is correct and exists in the system. You can do this by using transaction codes like MM03 (Display Material) to check the material details.
  Review Classification Settings: Ensure that the classification settings for the material are correctly configured. Check if the material type supports classification and if the necessary characteristics are defined.
  Correct Data Entry: Double-check the input for any typographical errors or incorrect values.
  User Authorizations: Ensure that the user has the necessary authorizations to access and modify the material. This can be checked with your SAP security team.
  Material Status: Check the status of the material to ensure it is active and not marked for deletion. You can do this in the material master record.
  Consult Documentation: Refer to SAP documentation or help resources for specific details related to the classification and material management processes.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and CL02 (Change Class).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant for further investigation.