How To Fix MU115 - Changing the order, issue, or sales UoM of material &1 is not permitted.

SAP Error Message - Details

• Message type: E = Error

• Message class: MU - Maintenance of structured materials

• Message number: 115

• Message text: Changing the order, issue, or sales UoM of material &1 is not permitted.

What causes this issue?

You have tried to change a unit of measure (UoM) of material &V1&.
This material is used in the context of logistical materials as either a
sales material or a procurement material.
For logistical materials, to ensure consistency, it is not permitted to
change the sales unit, order unit<(>,<)> or issue unit of measure.

System Response

The system has reversed your changes.

How to fix this error?

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

Procedure for System Administrators

To find out more about the use of this material, please refer to
LOGISTICAL_MAT_CATEGORY stored in table MARA.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MU115 - Changing the order, issue, or sales UoM of material &1 is not permitted. ?

  The SAP error message MU115 indicates that there is an issue with changing the order unit of measure (UoM) for a material in the system. This error typically arises when you attempt to change the unit of measure for a material that is already in use in various transactions, such as sales orders, purchase orders, or inventory management.
  Cause:
  
  Existing Transactions: The material is currently involved in existing transactions (e.g., sales orders, purchase orders, stock movements) that reference the current unit of measure.
  Material Master Settings: The material master data may have restrictions on changing the unit of measure due to its configuration.
  Dependencies: There may be dependencies on the unit of measure in other areas of the system, such as pricing, inventory management, or production planning.
  
  Solution:
  
  Check Existing Transactions: Before changing the unit of measure, ensure that there are no open transactions that reference the material. You can check for open sales orders, purchase orders, or stock movements.
  Change UoM in a Non-Active State: If possible, change the unit of measure when the material is not actively being used in transactions. This may involve closing or deleting existing orders or stock movements.
  Material Master Maintenance: If you need to change the unit of measure, you may need to create a new material master record with the desired unit of measure and then transfer stock or update relevant transactions to reference the new material.
  Consult Documentation: Review SAP documentation or consult with your SAP support team for specific guidelines on changing units of measure for materials in your system.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like MM02 (Change Material) to access the material master data.
  Unit of Measure Configuration: Review the configuration settings for units of measure in the material master (transaction MM01) to understand how they are set up.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error message.
  User Authorization: Ensure that you have the necessary authorizations to make changes to the material master data.
  
  If the issue persists after following these steps, it may be beneficial to engage with your SAP support team or consult SAP community forums for further assistance.