How To Fix WN020 - Plant category not maintained in plant profile &

SAP Error Message - Details

• Message type: E = Error

• Message class: WN - Plant master data maintenance (integrated)

• Message number: 020

• Message text: Plant category not maintained in plant profile &

How to fix this error?

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Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message WN020 - Plant category not maintained in plant profile & ?

  The SAP error message WN020, which states "Plant category not maintained in plant profile," typically occurs when there is an issue with the configuration of the plant in the system. This error is often encountered in the context of materials management, particularly when dealing with plant-specific data.
  Cause:
  The error is caused by the absence of a defined plant category in the plant profile for the specific plant you are trying to work with. The plant category is essential for various processes in SAP, including inventory management, production planning, and procurement. If the plant category is not maintained, the system cannot process transactions related to that plant.
  Solution:
  To resolve the WN020 error, you need to maintain the plant category in the plant profile. Here are the steps to do this:
  
  
  Access the Plant Profile Configuration:
  
  Go to the SAP Easy Access screen.
  Navigate to the following path: Logistics > Production > Master Data > Work Center > Define Plant Profile.
  
  
  
  Select the Plant Profile:
  
  In the configuration screen, find the relevant plant profile that corresponds to the plant where you are encountering the error.
  
  
  
  Maintain Plant Category:
  
  Ensure that the plant category is defined for the selected plant profile. You may need to add or modify the plant category based on your organization's requirements.
  
  
  
  Save Changes:
  
  After making the necessary changes, save the configuration.
  
  
  
  Test the Transaction:
  
  Go back to the transaction that was causing the error and try to execute it again to see if the issue is resolved.
  
  
  
  Related Information:
  
  Plant Profile: A plant profile in SAP defines the characteristics and settings for a specific plant. It includes various parameters that affect how the plant operates within the system.
  Plant Category: This is a classification that helps in determining the type of operations that can be performed at a plant. Common categories include manufacturing, distribution, and service.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (for configuration) and MM01 (for material master creation) to navigate through the system effectively.
  
  If the issue persists after maintaining the plant category, it may be necessary to check for other configuration settings or consult with your SAP support team for further assistance.