How To Fix AO318 - Material group &1 does not exist - please correct

SAP Error Message - Details

• Message type: E = Error

• Message class: AO - Appropriation requests - Master data / Customizing

• Message number: 318

• Message text: Material group &1 does not exist - please correct

What causes this issue?

Material group &V1& is not defined.

System Response

Material group &V1& is not allowed.

How to fix this error?

Correct your entry.
Use the entry help to search for allowed material groups.
Or remove the entry.
If you need material group &V1&, you first have to create it in
Customizing with the meaning you require. You may have to contact the
person responsible for Customizing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AO318 - Material group &1 does not exist - please correct ?

  The SAP error message AO318, which states "Material group &1 does not exist - please correct," typically occurs when you are trying to assign a material group to a material or a related object, but the specified material group does not exist in the system.
  Cause:
  
  Non-Existent Material Group: The material group you are trying to use has not been created in the system.
  Incorrect Input: There may be a typo or incorrect entry in the material group field.
  Authorization Issues: The user may not have the necessary permissions to view or use the material group.
  Data Deletion: The material group may have been deleted or marked for deletion in the system.
  
  Solution:
  
  
  Check Material Group: Verify that the material group you are trying to use actually exists in the system. You can do this by navigating to the relevant transaction (e.g., MM01 for material creation) and checking the material group list.
  
  
  Create Material Group: If the material group does not exist, you can create it using the transaction code OMD1 (or through the relevant configuration path in SPRO). Ensure that you have the necessary authorizations to create new material groups.
  
  
  Correct Input: Double-check the input for any typos or errors. Ensure that you are using the correct material group code.
  
  
  Check Authorizations: If you suspect that authorization might be an issue, consult with your SAP security team to ensure that you have the necessary permissions to access and use the material group.
  
  
  Consult with IT Support: If you are unable to resolve the issue, it may be helpful to consult with your IT support team or SAP Basis team for further investigation.
  
  
  Related Information:
  
  Transaction Codes: 
  
  OMD1: Create Material Group
  OMD2: Change Material Group
  OMD3: Display Material Group
  
  
  Material Group Usage: Material groups are used for categorizing materials in SAP, which can help in reporting and analysis.
  Configuration Path: You can find material group settings under the following path in SPRO: 
  
  Logistics - General > Material Master > Settings for Key Fields > Define Material Groups.
  
  
  
  By following these steps, you should be able to resolve the AO318 error and successfully work with material groups in SAP.