How To Fix OC809 - Wrong material group: assigned mat.grp & <> new mat.grp. &

SAP Error Message - Details

• Message type: E = Error

• Message class: OC - IS-Oil: BDRP Bulk Distribution Requirement Planning messages

• Message number: 809

• Message text: Wrong material group: assigned mat.grp & <> new mat.grp. &

Self-Explanatory Message

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• What is the cause and solution for SAP error message OC809 - Wrong material group: assigned mat.grp & <> new mat.grp. & ?

  The SAP error message OC809 indicates that there is a mismatch between the material group assigned to a material and the new material group that is being attempted to be assigned. This typically occurs during operations such as material master updates, material creation, or when trying to change the material group of an existing material.
  Cause:
  
  Material Group Assignment: The material you are trying to modify has a specific material group assigned, and the system is detecting that the new material group does not match the expected criteria or is not valid for the material type.
  Configuration Issues: There may be configuration settings in the material master that restrict the assignment of certain material groups based on the material type or other criteria.
  Authorization Issues: The user may not have the necessary authorizations to change the material group for the specified material.
  Data Inconsistencies: There may be inconsistencies in the data that prevent the change from being processed correctly.
  
  Solution:
  
  Check Material Group Validity: Ensure that the new material group you are trying to assign is valid for the material type of the material in question. You can check this in the configuration settings of the material master.
  Review Configuration Settings: If you have access, review the configuration settings in the SPRO transaction under "Logistics - General" > "Material Master" > "Basic Settings" > "Material Types" to ensure that the material group is correctly configured for the material type.
  Authorization Check: Verify that you have the necessary authorizations to change the material group. If not, contact your SAP security administrator to request the appropriate access.
  Use Correct Transaction: Make sure you are using the correct transaction code for changing the material group. For example, use MM02 for changing material master data.
  Consult Documentation: If the issue persists, consult SAP documentation or reach out to your SAP support team for further assistance.
  
  Related Information:
  
  Transaction Codes: MM01 (Create Material), MM02 (Change Material), MM03 (Display Material).
  Material Master Views: Ensure you are familiar with the relevant views in the material master that pertain to the material group.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  User Exits and BAdIs: If your organization has custom logic implemented, check if there are any user exits or BAdIs that might be affecting the material group assignment.
  
  By following these steps, you should be able to identify the cause of the OC809 error and implement a solution to resolve it.