How To Fix OPS_SE001 - MRP controller not found

SAP Error Message - Details

• Message type: E = Error

• Message class: OPS_SE - Messages for Services

• Message number: 001

• Message text: MRP controller not found

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OPS_SE001 - MRP controller not found ?

  The SAP error message OPS_SE001, which states "MRP controller not found," typically occurs in the context of Material Requirements Planning (MRP) when the system is unable to find a valid MRP controller for a specific material or plant combination. This can hinder the planning process and affect inventory management.
  Causes:
  
  Missing MRP Controller Assignment: The most common cause is that the material does not have an MRP controller assigned in the material master data.
  Incorrect Plant Settings: The MRP controller may not be defined for the specific plant where the material is located.
  Data Inconsistencies: There may be inconsistencies or errors in the master data that prevent the system from recognizing the MRP controller.
  Configuration Issues: The MRP controller may not be properly configured in the system settings.
  
  Solutions:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03).
  Check the MRP views (specifically MRP 1 and MRP 2) to ensure that an MRP controller is assigned.
  If it is missing, you can assign an MRP controller using transaction code MM02 (change material master).
  
  
  
  Verify MRP Controller Configuration:
  
  Use transaction code OMD1 to check the configuration of MRP controllers.
  Ensure that the MRP controller is defined and active for the relevant plant.
  
  
  
  Check Plant Settings:
  
  Ensure that the MRP controller is assigned to the correct plant in the configuration settings.
  You can check this in the configuration settings under Logistics -> Production -> MRP -> MRP Controller.
  
  
  
  Review MRP Group Settings:
  
  Check if the MRP group assigned to the material is correctly set up and linked to the appropriate MRP controller.
  
  
  
  Run MRP Again:
  
  After making the necessary changes, run the MRP process again to see if the error persists.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  MM03: Display Material Master
  MM02: Change Material Master
  OMD1: MRP Controller Configuration
  MD01: MRP Run
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on MRP configuration and material master data management.
  
  
  User Roles: Ensure that the user has the necessary authorizations to view and change material master data.
  
  
  By following these steps, you should be able to resolve the OPS_SE001 error and ensure that your MRP processes run smoothly. If the issue persists, consider consulting with your SAP support team or a functional consultant for further assistance.