How To Fix M3439 - Specify the reorder point for reorder point planning

SAP Error Message - Details

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 439

• Message text: Specify the reorder point for reorder point planning

Self-Explanatory Message

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• What is the cause and solution for SAP error message M3439 - Specify the reorder point for reorder point planning ?

  The SAP error message M3439, "Specify the reorder point for reorder point planning," typically occurs in the context of materials management and inventory control within SAP. This error indicates that the system requires a reorder point to be defined for a material that is being planned using reorder point planning.
  Cause:
  The error arises when:
  
  Reorder Point Not Defined: The material in question does not have a reorder point set in its material master data.
  Planning Type: The material is set to be planned using reorder point planning, but the necessary parameters (like the reorder point) are missing.
  Material Type Restrictions: Certain material types may have specific requirements for planning that are not met.
  
  Solution:
  To resolve the M3439 error, you can follow these steps:
  
  
  Access Material Master Data:
  
  Go to transaction code MM02 (Change Material) or MM03 (Display Material).
  Enter the material number that is causing the error.
  
  
  
  Check and Set Reorder Point:
  
  Navigate to the "MRP" (Material Requirements Planning) view.
  Look for the field labeled "Reorder Point" (often referred to as "Minimum Stock Level").
  If the field is empty, enter a valid reorder point value that makes sense for your inventory management strategy.
  
  
  
  Save Changes: After entering the reorder point, save the changes to the material master.
  
  
  Re-run Planning: After updating the material master, re-run the planning process to see if the error persists.
  
  
  Related Information:
  
  Reorder Point Planning: This is a method of inventory control where a specific stock level (the reorder point) triggers a replenishment order. It is essential for maintaining optimal inventory levels and avoiding stockouts.
  Material Master Views: The material master contains various views (like Basic Data, MRP, Purchasing, etc.) that hold different types of information about the material. Ensure that all relevant views are correctly maintained.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MD01 (MRP Run) for effective material management.
  Documentation and Help: Refer to SAP Help documentation or your organization's SAP support team for additional guidance on material planning and configuration.
  
  By ensuring that the reorder point is correctly set in the material master, you should be able to resolve the M3439 error and proceed with your planning activities.