How To Fix KK301 - Costing variant & is invalid

KK301 - Overview

• Message type: E = Error

• Message class: KK -

• Message number: 301

• Message text: Costing variant & is invalid

What causes this issue?

You are attempting to assign a cost estimate to an invalid costing
variant.

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?

Go into Customizing and check this costing variant.

Error message extract from SAP system. Copyright SAP SE.

KK301 - Details

• The SAP error message KK301, which states "Costing variant & is invalid," typically occurs in the context of product costing or when trying to execute a costing run in SAP. This error indicates that the costing variant you are trying to use is either not defined, not active, or has been incorrectly configured.
  Causes of Error KK301
  
  Inactive Costing Variant: The costing variant you are trying to use may not be active in the system.
  Incorrect Configuration: The costing variant may not be properly configured or may be missing required settings.
  Authorization Issues: The user may not have the necessary authorizations to access the costing variant.
  Missing Master Data: The relevant master data (like material master or cost center) may not be set up correctly or may be missing.
  Incorrect Transaction Code: The transaction code being used may not be appropriate for the costing variant.
  
  Solutions to Error KK301
  
  
  Check Costing Variant Configuration:
  
  Go to the configuration settings for