How To Fix QY231 - An entry already exists with the same key

QY231 - Overview

• Message type: E = Error

• Message class: QY - QM: Sample management

• Message number: 231

• Message text: An entry already exists with the same key

What causes this issue?

You have specified a key that already exists.

System Response

The entry cannot be created.

How to fix this error?

Enter another key or delete the entry using the function "skip"
function.

Error message extract from SAP system. Copyright SAP SE.

QY231 - Details

• The SAP error message QY231, which states "An entry already exists with the same key," typically occurs when you are trying to create or update a record in the SAP system that conflicts with an existing record. This error is common in various modules, including Material Management (MM), Sales and Distribution (SD), and others where unique keys are enforced.
  
  Cause:
  
  Duplicate Key Entry: The most common cause is that you are attempting to create a new entry (like a material, vendor, or customer) that has a key (like a unique identifier or code) that already exists in the database.
  Data Migration Issues: If you are migrating data from another system or performing bulk uploads, there may be duplicates in the data being imported.
  Incorrect Configuration: Sometimes, the configuration settings in the system may not allow for certain entries to be duplicated, leading to this error.
  User Error: The user may inadvertently try to create a