How To Fix DGHU137 - Material &1 already used as replacement material

SAP Error Message - Details

• Message type: E = Error

• Message class: DGHU - Messages for Handling Unit and Dynam. Classification

• Message number: 137

• Message text: Material &1 already used as replacement material

What causes this issue?

You have assigned the replacement material &V1& to two dynamic
classifications.

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?

Enter different replacement materials for each dynamic classification
and then save or generate them again.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DGHU137 - Material &1 already used as replacement material ?

  The SAP error message DGHU137, which states "Material &1 already used as replacement material," typically occurs when you are trying to assign a material as a replacement for another material that has already been designated as a replacement in the system. This can happen in various contexts, such as during the creation or modification of material master records, particularly in the context of spare parts or inventory management.
  Cause:
  
  Existing Replacement Assignment: The material you are trying to assign as a replacement is already linked to another material as a replacement.
  Data Integrity Rules: SAP enforces data integrity rules to prevent circular references or multiple assignments that could lead to confusion in inventory management.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Replacement Assignments:
  
  Use transaction code MM03 (Display Material) to check the material master data of the material in question.
  Navigate to the "Basic Data" or "Sales" views to see if the material is already assigned as a replacement for another material.
  
  
  
  Modify or Remove Existing Assignments:
  
  If the material is already assigned as a replacement, you may need to either modify or remove that assignment before you can assign it to a new material.
  Use transaction code MM02 (Change Material) to make the necessary changes.
  
  
  
  Consult with Your Team:
  
  If you are unsure about the implications of changing replacement assignments, consult with your inventory management or materials management team to ensure that the changes align with business processes.
  
  
  
  Check for Dependencies:
  
  Ensure that there are no dependencies or business processes that rely on the current replacement assignment before making changes.
  
  
  
  Documentation:
  
  Document any changes made for future reference and to maintain data integrity.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  MM03: Display Material
  MM02: Change Material
  MM01: Create Material (if you need to create a new material instead)
  
  
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message, as there may be known issues or enhancements that could affect how replacement materials are handled.
  
  
  User Authorization: Ensure that you have the necessary authorizations to make changes to material master data.
  
  
  Training: If you frequently encounter issues with material management, consider additional training on SAP Material Management (MM) module functionalities.
  
  
  By following these steps, you should be able to resolve the DGHU137 error and manage your material replacements effectively.