How To Fix K9029 - The row you entered already exists

K9029 - Overview

• Message type: E = Error

• Message class: K9 - CO Planning Processor

• Message number: 029

• Message text: The row you entered already exists

What causes this issue?

You entered a new row.
The characteristic value or combinations of characteristic values
entered in the lead column already exist in another row.
Rows with identical characteristic values are not allowed as this can
lead to duplicate databank records with the same key.

System Response

The given row is rejected.

How to fix this error?

Enter another characteristic value for at least one characteristic.
Alternately, delete it using the "Reset row" function (or using the
"Delete" function if you are planning with MS Excel).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message K9029 - The row you entered already exists ?

  The SAP error message K9029, which states "The row you entered already exists," typically occurs in the context of data entry or data processing within SAP, particularly in modules related to controlling (CO) or financial accounting (FI). This error indicates that the system has detected a duplicate entry that violates the uniqueness constraint of the data being processed.
  Causes:
  
  Duplicate Entries: The most common cause is that the user is trying to enter a record that already exists in the database. This could be due to manual entry errors or data import processes that are not properly managed.
  Data Import Issues: If you are importing data from an external source, there may be duplicates in the source data that are not being filtered out.
  
  Configuration Issues: Sometimes, the configuration of the system may lead to unexpected behavior, causing the system to misinterpret valid entries as duplicates.
  Concurrent Processing: If multiple users are trying to enter