How To Fix S03429 - LEVEL UP: Error when inserting &1 in ALV_TREE

S03429 - Overview

• Message type: E = Error

• Message class: S03 - Messages for Enjoy TCC Monitors, July 20, 1999

• Message number: 429

• Message text: LEVEL UP: Error when inserting &1 in ALV_TREE

INCLUDE S03428 OBJECT DOKU ID NA

Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message S03429 - LEVEL UP: Error when inserting &1 in ALV_TREE ?

  The SAP error message S03429, which states "LEVEL UP: Error when inserting &1 in ALV_TREE," typically occurs when there is an issue with the data being processed in an ALV (ABAP List Viewer) tree structure. This error can arise due to various reasons, including data inconsistencies, incorrect hierarchy levels, or issues with the data structure being passed to the ALV tree.
  Causes:
  
  Data Structure Issues: The data being inserted into the ALV tree may not conform to the expected structure or hierarchy. For example, if the parent-child relationship is not correctly defined, it can lead to this error.
  Incorrect Level Assignment: If the level of the node being inserted is not appropriate (e.g., trying to insert a child node without a valid parent), the ALV tree will throw this error.
  Null or Invalid Data: If the data being inserted contains null values or invalid entries, it can cause the insertion to fail.
  
  Configuration Issues: There