How To Fix MDG_CLF_LEAN013 - Missing class in class assignment of material &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_CLF_LEAN - Lean Classification - Central Governance parts

• Message number: 013

• Message text: Missing class in class assignment of material &1

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 MDG_CLF_LEAN013 - Missing class in class assignment of material &1 ?

  The SAP error message MDG_CLF_LEAN013 indicates that there is a missing class in the class assignment of a material. This error typically occurs in the context of Material Master data management within SAP Master Data Governance (MDG).
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Class Assignment: The material you are trying to process does not have a valid class assigned to it. This could be due to the class not being created or not being assigned correctly in the material master data.
  Incorrect Configuration: The classification system may not be configured properly, leading to issues in class assignments.
  Data Inconsistencies: There may be inconsistencies in the data that prevent the system from recognizing the class assignment.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Class Assignment:
  
  Go to the Material Master (transaction code MM03) and check the classification view of the material in question.
  Ensure that the material has a valid class assigned. If not, you may need to assign a class.
  
  
  
  Create or Modify Class:
  
  If the class does not exist, you can create a new class using transaction code CL02 (Change Class) or CL01 (Create Class).
  Ensure that the class is properly defined and has the necessary characteristics.
  
  
  
  Review Configuration:
  
  Check the configuration settings for the classification system in SPRO (SAP Reference IMG). Navigate to:
  
  Logistics - General > Material Master > Basic Settings > Define Classes.
  
  
  Ensure that the settings are correct and that the class type is properly defined.
  
  
  
  Data Consistency Check:
  
  Run data consistency checks to identify any other potential issues with the material master data.
  Use transaction code SE38 to run relevant reports or checks that can help identify inconsistencies.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the error message for any specific recommendations or patches that may address the issue.
  
  
  
  Contact Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material
  CL01: Create Class
  CL02: Change Class
  SE38: Execute Program
  
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or fixes related to this error message.
  MDG Configuration: Familiarize yourself with the configuration settings for Master Data Governance, especially those related to material classification.
  
  By following these steps, you should be able to identify and resolve the issue causing the MDG_CLF_LEAN013 error message.