How To Fix MM174 - Not possible to maintain MRP areas here

SAP Error Message - Details

• Message type: E = Error

• Message class: MM - Messages for material master maintenance and Customizing

• Message number: 174

• Message text: Not possible to maintain MRP areas here

What causes this issue?

You wanted to maintain MRP area data. However, this is not possible in
the following cases:
If the MRP areas have not been activated at <DS:GLOS.client>client</>
level
When scheduling the creation or changing of a material master record
If you have not specified a plant
If you have not selected the user department <LS>MRP</>

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check your data and correct it as required.

Procedure for System Administrators

You can check whether the MRP areas have been activated in Customizing
for <LS>Material Requirements Planning</> in the activity
<DS:SIMG.SIMG_CFMENUOPP1OM01>Activate MRP for MRP areas</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MM174 - Not possible to maintain MRP areas here ?

  The SAP error message MM174: Not possible to maintain MRP areas here typically occurs when you are trying to maintain MRP (Material Requirements Planning) areas in a context where it is not allowed. This can happen in various scenarios, such as when you are trying to maintain MRP areas for a material that is not set up correctly or when the MRP area functionality is not activated for the material or plant.
  Causes:
  
  MRP Area Not Defined: The MRP area you are trying to maintain may not be defined for the material or plant in question.
  Material Type Restrictions: Certain material types may not support MRP areas.
  MRP Area Functionality Not Activated: The MRP area functionality may not be activated in the configuration for the specific plant or material.
  Incorrect Transaction: You may be using a transaction that does not allow for MRP area maintenance.
  Authorization Issues: Lack of proper authorizations to maintain MRP areas for the material.
  
  Solutions:
  
  
  Check MRP Area Configuration:
  
  Go to the configuration settings in SAP and ensure that the MRP area is defined for the material and plant.
  Use transaction code OMI2 to check and maintain MRP areas.
  
  
  
  Verify Material Type:
  
  Ensure that the material type you are working with supports MRP areas. You can check this in the material master data.
  
  
  
  Activate MRP Area Functionality:
  
  If MRP areas are not activated, you may need to configure this in the system settings. This can typically be done in the IMG (Implementation Guide) under Logistics - General > Material Master > Settings for Key Fields > Define MRP Areas.
  
  
  
  Use Correct Transaction:
  
  Make sure you are using the correct transaction for maintaining MRP areas. For example, use MM02 to change material master data and navigate to the MRP area section.
  
  
  
  Check Authorizations:
  
  Ensure that you have the necessary authorizations to maintain MRP areas. You may need to contact your SAP security administrator to verify your access rights.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  MM01: Create Material
  MM02: Change Material
  MM03: Display Material
  OMI2: Maintain MRP Areas
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to MRP areas and the error message MM174.
  Documentation: Review SAP Help documentation for MRP areas to understand their configuration and usage better.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or refer to SAP community forums for further assistance.