How To Fix KN345 - The node could not be expanded further because of an error

SAP Error Message - Details

• Message type: E = Error

• Message class: KN - Reporting for Costing

• Message number: 345

• Message text: The node could not be expanded further because of an error

What causes this issue?

An error occurred while reading the next hierachy level(s).
For the cause of error code &v1&, see the following list:
1: The reference object for costing is incorrect
2: No line items were found
3: The cause cannot be determined more precisely
4: Error &v2& &v3& occurred

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

System Response

The hierarchy cannot be expanded further at this point.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KN345 - The node could not be expanded further because of an error ?

  The SAP error message KN345, which states "The node could not be expanded further because of an error," typically occurs in the context of the SAP system when trying to access or expand a node in a hierarchical structure, such as a customer master record or a related data structure. This error can arise due to various reasons, including data inconsistencies, authorization issues, or system configuration problems.
  Causes:
  
  Data Inconsistencies: There may be missing or corrupted data in the database that prevents the system from retrieving the necessary information to expand the node.
  Authorization Issues: The user may not have the necessary permissions to access certain data or nodes within the hierarchy.
  
  Configuration Issues: There may be configuration problems in the system that affect how data is structured or displayed.
  Technical Errors: There could be underlying technical issues, such as problems with the database or application server.
  
  Solutions:
  
  Check Data Integrity: Verify the integrity of the data