How To Fix QS406 - An entry already exists for this material

SAP Error Message - Details

• Message type: E = Error

• Message class: QS - QM: Master data

• Message number: 406

• Message text: An entry already exists for this material

What causes this issue?

You want to create an info record that already exists.

System Response

The material data is displayed only.

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.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message QS406 - An entry already exists for this material ?

  The SAP error message QS406 ("An entry already exists for this material") typically occurs in the context of Quality Management (QM) when you are trying to create a new quality inspection lot or record for a material that already has an existing entry in the system. This can happen in various scenarios, such as when you are trying to create a new inspection plan, inspection lot, or quality notification for a material that already has an active entry.
  Causes:
  
  Duplicate Entries: The most common cause is that there is already an existing quality inspection lot or record for the specified material.
  Incorrect Material Number: You may be trying to create an entry for a material number that is not unique or has been incorrectly entered.
  Configuration Issues: There may be issues with the configuration of the Quality Management module that is causing the system to incorrectly identify existing entries.
  Data Consistency Issues: There may be inconsistencies in the database or data integrity issues that lead to the system recognizing an entry that should not exist.
  
  Solutions:
  
  
  Check Existing Entries: Before creating a new entry, check the existing quality inspection lots or records for the material in question. You can do this by using transaction codes like QA03 (Display Inspection Lot) or QG03 (Display Quality Notification).
  
  
  Use Different Material: If the material you are trying to create an entry for is already in use, consider using a different material number if applicable.
  
  
  Review Inspection Plans: If you are trying to create an inspection plan, check if there is already an inspection plan for the material. You can use transaction code QP03 to display existing inspection plans.
  
  
  Delete or Archive Old Entries: If the existing entry is no longer needed, you may consider deleting or archiving it, provided that this action complies with your organization's data management policies.
  
  
  Consult with SAP Support: If you are unable to resolve the issue, it may be beneficial to consult with your SAP support team or refer to SAP Notes for any known issues or patches related to this error.
  
  
  Check Configuration: Review the configuration settings in the Quality Management module to ensure that they are set up correctly and that there are no conflicts causing the error.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as QA01 (Create Inspection Lot), QA02 (Change Inspection Lot), and QP01 (Create Inspection Plan).
  SAP Notes: Search for SAP Notes related to error QS406 in the SAP Support Portal for any specific fixes or updates.
  Documentation: Review SAP documentation on Quality Management processes to understand how entries are managed and the implications of duplicate entries.
  
  By following these steps, you should be able to identify the cause of the QS406 error and implement a suitable solution.