How To Fix WRPLCHK001 - Enter an MRP type

WRPLCHK001 - Overview

• Message type: E = Error

• Message class: WRPLCHK - Retail: Replenishment

• Message number: 001

• Message text: Enter an MRP type

Self-Explanatory Message

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WRPLCHK001 - Details

• SAP Error Message:
  WRPLCHK001: Enter an MRP type
  
  
  Cause:
  This error occurs when you try to process a material in MRP (Material Requirements Planning) without specifying the MRP type in the material master record. The MRP type controls how the material is planned (e.g., consumption-based planning, reorder point planning, etc.). If the MRP type field is empty or not maintained, the system cannot determine the planning procedure for the material, hence the error.
  
  
  Solution:
  
  
  Maintain the MRP type in the material master:
  
  Go to transaction MM02 (Change Material).
  Enter the material number and select the MRP 1 view.
  In the MRP type field, enter the appropriate MRP type (e.g., PD for MRP, VB for reorder point planning, etc.).
  Save the changes.
  
  
  
  Check the MRP type configuration:
  
  Ensure that the MRP type you enter is valid and configured in the system.
  Use transaction OMI4 to view or maintain MRP types.
  
  
  
  If you are running MRP via transaction MD01/MD02/MD03:
  
  Make sure the material master has the