How To Fix K6123 - Layout &1 already exists as a planning layout

K6123 - Overview

• Message type: E = Error

• Message class: K6 - EC-EIS/EC-BP data basis: Data entry and collection

• Message number: 123

• Message text: Layout &1 already exists as a planning layout

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message K6123 - Layout &1 already exists as a planning layout ?

  The SAP error message K6123, which states "Layout &1 already exists as a planning layout," typically occurs in the context of SAP Controlling (CO) when you are trying to create or modify a planning layout that already exists in the system. This error indicates that the layout you are attempting to create or modify has the same name or identifier as an existing planning layout.
  
  Cause:
  
  Duplicate Layout Name: The most common cause of this error is that you are trying to create a new planning layout with a name that is already in use by another layout.
  System Configuration: There may be system settings or configurations that prevent the creation of layouts with duplicate names.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Layouts:
  
  Navigate to the planning layout management area in SAP (Transaction code: KDP1 or KDP2).
  Search for the layout using the name or identifier you are trying to create.
  If