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

QS406 - Overview

• 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