How To Fix 61121 - Enter either a material or an MRP controller

SAP Error Message - Details

• Message type: E = Error

• Message class: 61 - Fehlermeldungen fuer Bedarfsplanung

• Message number: 121

• Message text: Enter either a material or an MRP controller

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 61121 - Enter either a material or an MRP controller ?

  The SAP error message 61121, which states "Enter either a material or an MRP controller," typically occurs in the context of Material Requirements Planning (MRP) or when working with material master data. This error indicates that the system requires either a material number or an MRP controller to proceed with the operation you are attempting.
  Cause:
  
  Missing Input: The user has not entered a material number or an MRP controller in the relevant field.
  Incorrect Transaction: The transaction being executed may require specific input fields that have not been filled out.
  Configuration Issues: There may be issues with the configuration of the MRP settings or material master data.
  
  Solution:
  
  Enter Required Data: Ensure that you enter either a valid material number or an MRP controller in the appropriate field before executing the transaction.
  Check Input Fields: Review the screen for any mandatory fields that may be left blank. Fill in the necessary information.
  Validate Material Master Data: If you are trying to work with a specific material, ensure that the material exists in the system and is properly configured in the material master.
  Review MRP Controller Settings: If you are using an MRP controller, ensure that it is correctly set up in the system and that it is assigned to the relevant materials.
  Consult Documentation: Refer to SAP documentation or help files for the specific transaction you are using to understand the required fields and their significance.
  
  Related Information:
  
  Transaction Codes: This error may occur in various transactions related to MRP, such as MD01 (MRP Run), MD02 (Single-item, Multi-level planning), or when accessing material master data (MM01, MM02).
  Material Master Data: Ensure that the material master data is complete and accurate, including MRP views.
  MRP Controller: The MRP controller is responsible for managing the planning of materials. Ensure that the controller is assigned to the relevant materials in the system.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP community forums for further assistance.