How To Fix K/809 - Error in the definition of the costing key

K/809 - Overview

• Message type: E = Error

• Message class: K/ -

• Message number: 809

• Message text: Error in the definition of the costing key

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message K/809 - Error in the definition of the costing key ?

  The SAP error message K/809, which states "Error in the definition of the costing key," typically occurs in the context of product costing and can be related to various issues in the configuration of costing keys or the master data associated with them. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  Missing Costing Key: The costing key that is being referenced in the transaction may not be defined in the system.
  Incorrect Configuration: The costing key may be incorrectly configured or not properly assigned to the relevant cost object (e.g., material, production order).
  Master Data Issues: The material master or other related master data may not have the necessary costing key assigned or may have inconsistencies.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the costing key.
  Versioning Issues: If there are multiple versions of the costing key, the system may be referencing