How To Fix KS090 - Real cost center already exists

KS090 - Overview

• Message type: E = Error

• Message class: KS - RK-S Master Data Maintenance

• Message number: 090

• Message text: Real cost center already exists

What causes this issue?

This cost center has already been entered completely in the system.

System Response

Processing is terminated.

How to fix this error?

You can maintain the cost center using the normal <DS:TRAN.KS02>master
data transactions</>. You can also delete the cost center if no
dependent records exist.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KS090 - Real cost center already exists ?

  The SAP error message KS090, which states "Real cost center already exists," typically occurs when you attempt to create a new cost center in SAP that has the same identifier as an existing real cost center. This can happen during the creation of cost centers in the Controlling (CO) module.
  
  Cause:
  
  Duplicate Cost Center ID: The most common cause of this error is that the cost center ID you are trying to create already exists in the system as a real cost center.
  Incorrect Data Entry: There may be a typographical error in the cost center ID you are trying to create, leading to confusion with an existing cost center.
  Data Migration Issues: If you are migrating data from another system or performing mass uploads, there may be duplicates in the data being imported.
  
  
  Solution:
  
  
  Check Existing Cost Centers: Before creating a new cost center, check the existing cost centers in the system to ensure that