How To Fix MM026 - The commodity code unit for material & may not be deleted

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 026

• Message text: The commodity code unit for material & may not be deleted

What causes this issue?

The unit of measure is used as the unit for the
<DS:GLOS.commodity_code>commodity code</> and may not therefore be
deleted.

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?

If you want to delete the unit of measure nevertheless, change the unit
for the commodity code to another unit.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MM026 - The commodity code unit for material & may not be deleted ?

  The SAP error message MM026, which states "The commodity code unit for material & may not be deleted," typically occurs when you attempt to delete a commodity code unit that is still in use or has dependencies in the system. This error is related to the Material Management (MM) module in SAP, specifically concerning the management of commodity codes associated with materials.
  Cause:
  
  Active Usage: The commodity code unit is currently assigned to one or more materials or is being used in transactions.
  Dependencies: There may be existing dependencies or links to other objects in the system that prevent deletion.
  Configuration Settings: Certain configuration settings in the system may restrict the deletion of commodity codes.
  
  Solution:
  To resolve the MM026 error, you can follow these steps:
  
  
  Check Assignments:
  
  Verify if the commodity code unit is assigned to any materials. You can do this by checking the material master records.
  Use transaction code MM03 to display the material and check the commodity code assignment.
  
  
  
  Remove Dependencies:
  
  If the commodity code is linked to any materials, you will need to remove the assignment before attempting to delete it.
  You can do this by using transaction code MM02 to change the material and remove the commodity code.
  
  
  
  Check for Transactions:
  
  Ensure that there are no open transactions or documents (like purchase orders, stock movements, etc.) that reference the commodity code.
  If there are, you may need to close or delete those transactions first.
  
  
  
  Consult Configuration:
  
  If you are unable to find any assignments or transactions, consult with your SAP configuration team to check if there are any settings that prevent deletion.
  They may need to adjust the configuration to allow for the deletion of commodity codes.
  
  
  
  Use Transaction Codes:
  
  You can use transaction codes like OMD1 (for maintaining commodity codes) to check the details of the commodity code and its usage.
  
  
  
  Documentation and Support:
  
  If the issue persists, refer to SAP documentation or reach out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Material Master: The material master is a central repository of information about materials in SAP. Each material can have various attributes, including commodity codes.
  Commodity Codes: These are used for classification purposes, often for customs and trade compliance.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material) for managing materials and their attributes.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.