How To Fix WT316 - The reorder point must be greater thatn the safety stock

SAP Error Message - Details

• Message type: E = Error

• Message class: WT - Retail: Replenishment

• Message number: 316

• Message text: The reorder point must be greater thatn the safety stock

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• What is the cause and solution for SAP error message WT316 - The reorder point must be greater thatn the safety stock ?

  Certainly! Here's a detailed explanation for the SAP error message WT316: "The reorder point must be greater than the safety stock":
  
  Error Message: WT316
  Text:
  
  The reorder point must be greater than the safety stock.
  
  Cause:
  This error occurs during the maintenance or creation of material master data, specifically in the MRP (Material Requirements Planning) parameters. The system checks the values entered for:
  
  Reorder Point (ROP)  
  Safety Stock
  
  The reorder point is the inventory level at which a new order should be placed to replenish stock before it runs out. The safety stock is the minimum buffer stock kept to avoid stockouts due to uncertainties in demand or supply.
  The system requires that the reorder point must be strictly greater than the safety stock. If the reorder point is less than or equal to the safety stock, the system throws this error because logically, the reorder point should trigger ordering before the stock reaches the safety stock level.
  
  Solution:
  
  
  Check the values entered for Reorder Point and Safety Stock:
  
  Go to the material master record (transaction MM02 or MM01 for creation).
  Navigate to the MRP 1 or MRP 2 view (depending on your SAP version).
  Locate the fields for Reorder Point (DISPO field) and Safety Stock.
  
  
  
  Adjust the values:
  
  Ensure that the Reorder Point is greater than the Safety Stock.
  For example, if Safety Stock = 100 units, then Reorder Point should be at least 101 units or more.
  
  
  
  Save the changes after correcting the values.
  
  
  
  Additional Information:
  
  
  Why this rule exists:
  
  The reorder point is the trigger level to place a new order. If it is less than or equal to the safety stock, the system cannot logically determine when to reorder because the reorder point would be reached after or at the same time as the safety stock, defeating the purpose of having a safety buffer.
  
  
  Related fields:  
  
  Lot Size (e.g., fixed lot size, lot-for-lot) may also impact planning but is not directly related to this error.
  Maximum Stock Level should also be checked to ensure it is logically consistent with reorder point and safety stock.
  
  
  
  Transaction codes to check or maintain MRP parameters:  
  
  MM01/MM02 – Create/Change Material Master  
  MD04 – Stock/Requirements List (to check current stock and planning data)  
  OMI4 – Define MRP parameters (for plant-specific settings)
  
  
  
  If using MRP types like VB (Reorder Point Planning):
  
  This error is common because reorder point planning relies heavily on these parameters.
  
  
  
  Summary:
  
  
  
  Aspect
  Description
  
  
  
  
  Error
  WT316: The reorder point must be greater than the safety stock
  
  
  Cause
  Reorder point = Safety stock in material master MRP data
  
  
  Solution
  Set reorder point > safety stock in material master (MM02)
  
  
  Why important
  Ensures logical inventory replenishment trigger points
  
  
  
  
  If you need help with the exact navigation or transaction steps, feel free to ask!