How To Fix STEP419 - Class &1: Value assignment to material &2 not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: STEP - ISO 10303 STEP Mapping Messages

• Message number: 419

• Message text: Class &1: Value assignment to material &2 not supported

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 STEP419 - Class &1: Value assignment to material &2 not supported ?

  The SAP error message "STEP419 Class &1: Value assignment to material &2 not supported" typically occurs in the context of material management and classification in SAP. This error indicates that there is an issue with assigning a value to a characteristic of a material that is not supported by the system or the configuration of the material class.
  Cause:
  
  
  Material Class Configuration: The material class may not be configured to accept the specific value assignment you are trying to make. Each class can have specific characteristics, and if the characteristic is not defined correctly, the assignment will fail.
  
  
  Characteristic Type: The characteristic you are trying to assign a value to may not be compatible with the data type or the value you are trying to assign. For example, if the characteristic is defined as a numeric type, but you are trying to assign a text value, it will result in an error.
  
  
  Missing Authorizations: Sometimes, the user may not have the necessary authorizations to perform the value assignment, leading to this error.
  
  
  Material Status: The material may be in a status that does not allow changes to its classification data.
  
  
  Solution:
  
  
  Check Material Class Configuration: Review the configuration of the material class in transaction CL02 (Change Class) or CL03 (Display Class). Ensure that the characteristic you are trying to assign a value to is correctly defined and that it allows the type of value you are trying to assign.
  
  
  Verify Characteristic Data Type: Ensure that the value you are trying to assign matches the expected data type of the characteristic. If necessary, adjust the value or the characteristic definition.
  
  
  User Authorizations: Check if the user has the necessary authorizations to perform the value assignment. This can be done by reviewing the user's roles and authorizations in transaction SU53 or by consulting with your SAP security team.
  
  
  Material Status Check: Ensure that the material is not in a status that restricts changes. You can check the material status in transaction MM03 (Display Material) and see if any restrictions are in place.
  
  
  Consult Documentation: If the issue persists, refer to SAP documentation or consult with your SAP support team for further assistance.
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  CL02/CL03: For managing classes and characteristics.
  MM03: For displaying material master data.
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues related to this error message.
  
  
  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 the root cause of the error and implement a solution to resolve it.