How To Fix PMMO_PEG_BRKPT_MAINT023 - No MRP group is assigned to material (&1), plant &3 (MRP area &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: PMMO_PEG_BRKPT_MAINT - Messages about Pegging breakpoint maintenance

• Message number: 023

• Message text: No MRP group is assigned to material (&1), plant &3 (MRP area &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PMMO_PEG_BRKPT_MAINT023 - No MRP group is assigned to material (&1), plant &3 (MRP area &2) ?

  The SAP error message PMMO_PEG_BRKPT_MAINT023 indicates that there is no Material Requirements Planning (MRP) group assigned to a specific material in a given plant and MRP area. This error typically arises when trying to perform operations related to MRP, such as planning or executing MRP runs, and it can prevent the system from processing the material correctly.
  Cause:
  
  Missing MRP Group Assignment: The most common cause of this error is that the material in question does not have an MRP group assigned in the material master data.
  Incorrect Plant or MRP Area: The error may also occur if the specified plant or MRP area is incorrect or not properly configured.
  Data Inconsistencies: There may be inconsistencies in the master data, such as missing or incorrect entries in the material master or MRP area settings.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Material Master Data:
  
  Go to the transaction code MM02 (Change Material) and enter the material number.
  Navigate to the MRP 1 view and check if an MRP group is assigned. If it is missing, assign the appropriate MRP group.
  
  
  
  Assign MRP Group:
  
  If you do not have an MRP group, you may need to create one. This can be done in the transaction code OMMR (Define MRP Groups).
  After creating the MRP group, return to the material master and assign the newly created MRP group.
  
  
  
  Check Plant and MRP Area Configuration:
  
  Ensure that the plant and MRP area are correctly set up in the system. You can check this in the transaction code OX10 (Define Plants) and OMR1 (Define MRP Areas).
  Make sure that the MRP area is correctly assigned to the plant and that it is active.
  
  
  
  Re-run MRP:
  
  After making the necessary changes, re-run the MRP process to see if the error persists.
  
  
  
  Related Information:
  
  MRP Group: This is a classification that determines how materials are planned in the MRP process. It can influence various parameters such as lot size, planning strategy, and more.
  Material Master: This is a central repository of information related to materials in SAP. It contains various views that hold data relevant to different business processes.
  MRP Areas: These are subdivisions of a plant that allow for more detailed planning and control of materials. They can be used to manage stock in specific locations or for specific purposes.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP documentation for further troubleshooting.