How To Fix KY346 - An exception already exists for this area of validity

KY346 - Overview

• Message type: E = Error

• Message class: KY - Messages for SAP-EIS: Presentation

• Message number: 346

• Message text: An exception already exists for this area of validity

What causes this issue?

You cannot create an exception for this area of validity because an
exception already exists.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

If you wish to change the existing exception, choose 'Change
exception'.
If there are still some fields (e.g. cells) in the area of validity for
which no specific exception has been defined, you can define further
exceptions as long as the basis is a different area of validity (e.g. a
cell instead of the column).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KY346 - An exception already exists for this area of validity ?

  The SAP error message KY346, "An exception already exists for this area of validity," typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with cost center accounting or internal orders. This error indicates that there is an attempt to create or modify an exception for a cost center or internal order that already has an existing exception defined for the same area of validity.
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Duplicate Exception: You are trying to create a new exception for a cost center or internal order that already has an existing exception for the same validity period.
  Incorrect Validity Period: The validity period you are trying to set for the new exception overlaps with an existing exception.
  
  Configuration Issues: There may be issues in the configuration settings related to exceptions in the controlling area.
  
  
  Solution:
  To resolve the KY346 error, you can take the following