How To Fix CS051 - When assigning type S, you must also assign types N and Q

SAP Error Message - Details

• Message type: E = Error

• Message class: CS - Logistics Customizing

• Message number: 051

• Message text: When assigning type S, you must also assign types N and Q

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CS051 - When assigning type S, you must also assign types N and Q ?

  The SAP error message CS051 occurs in the context of material master data management, particularly when dealing with the assignment of material types in the SAP system. This error indicates that when you are trying to assign a material type of category "S" (which typically refers to a service), you must also assign types "N" (which refers to non-stock materials) and "Q" (which refers to quality inspection materials).
  Cause:
  The error arises due to the configuration settings in the SAP system that enforce certain rules regarding material types. Specifically, the system requires that when a service material type is assigned, it must also include the non-stock and quality inspection types to ensure proper handling and processing of materials in various business scenarios.
  Solution:
  To resolve the CS051 error, you need to ensure that the material type assignment includes the required types. Here are the steps you can take:
  
  
  Check Material Type Configuration:
  
  Go to the configuration settings for material types in the SAP system (Transaction code: SPRO).
  Navigate to the relevant section for material management and check the settings for material types S, N, and Q.
  
  
  
  Assign Required Types:
  
  When creating or modifying a material master record, ensure that you are assigning the material types S, N, and Q together as required by the system.
  If you are using a custom material type, ensure that it is configured to allow the assignment of the necessary types.
  
  
  
  Review Material Master Data:
  
  If you are trying to create or change a material master record, review the data you are entering to ensure compliance with the required assignments.
  Make sure that the material type you are trying to assign is compatible with the existing settings.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed information on material type assignments and the implications of each type.
  
  
  
  Seek Help from SAP Support:
  
  If you are unable to resolve the issue through configuration changes, consider reaching out to SAP support or your internal SAP team for assistance.
  
  
  
  Related Information:
  
  Material Types: Understanding the different material types and their purposes is crucial. Each type has specific characteristics and implications for inventory management, procurement, and accounting.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material) for managing material master data.
  Customizing Material Types: If your organization has custom material types, ensure that they are properly configured to meet business requirements while adhering to SAP's rules.
  
  By following these steps, you should be able to resolve the CS051 error and successfully assign the required material types in your SAP system.