How To Fix KU343 - Key of summarization node incorrectly structured

KU343 - Overview

• Message type: E = Error

• Message class: KU - Costing: Rollup

• Message number: 343

• Message text: Key of summarization node incorrectly structured

What causes this issue?

A system error occurred.

How to fix this error?

Please inform your system administrator or contact the SAP hotline with
details of the message.

Error message extract from SAP system. Copyright SAP SE.

KU343 - Details

• The SAP error message KU343, which states "Key of summarization node incorrectly structured," typically occurs in the context of SAP's Controlling (CO) module, particularly when dealing with summarization nodes in the context of Profitability Analysis (CO-PA) or other reporting structures.
  
  Cause:
  The error is generally caused by one of the following issues:
  
  
  Incorrect Configuration: The summarization node may not be configured correctly in the system. This could involve incorrect settings in the characteristics or key figures that define the summarization node.
  
  
  Data Structure Issues: The data being processed may not match the expected structure defined for the summarization node. This can happen if there are changes in the underlying data model or if the data has been corrupted.
  
  
  Missing or Incorrect Keys: The keys that are supposed to be used for summarization may be missing or incorrectly defined, leading to a mismatch in the expected structure.
  
  
  Versioning Issues: If there are multiple versions of the summarization