How To Fix KG826 - Define mandatory variables only for the field &

KG826 - Overview

• Message type: E = Error

• Message class: KG - CO-PA Planning

• Message number: 826

• Message text: Define mandatory variables only for the field &

What causes this issue?

You have defined an optional variable for the field "&V1&".

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?

Make this variable mandatory.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KG826 - Define mandatory variables only for the field & ?

  The SAP error message KG826 ("Define mandatory variables only for the field &") typically occurs in the context of SAP Controlling (CO) when working with planning or reporting functions, particularly in the context of variable definitions in planning layouts or reports.
  
  Cause:
  This error arises when you attempt to define a mandatory variable for a field that does not support mandatory variables. In SAP, certain fields are designated as optional for variable input, and trying to set them as mandatory can lead to this error. This often happens in the following scenarios:
  
  Incorrect Field Selection: The field you are trying to set as mandatory may not be designed to accept mandatory variables.
  
  Configuration Issues: There may be a misconfiguration in the planning layout or report settings.
  Version Compatibility: The version of SAP you are using may have specific limitations regarding mandatory variables.
  
  
  Solution:
  To resolve the KG826 error, you can take the following steps:
  
  
  Review Field Settings: Check