How To Fix DS391 - Node &1 does not exist in tree &2

SAP Error Message - Details

• Message type: E = Error

• Message class: DS - Messages for Editing Text Elements in ABAP Programs

• Message number: 391

• Message text: Node &1 does not exist in tree &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DS391 - Node &1 does not exist in tree &2 ?

  The SAP error message DS391, which states "Node &1 does not exist in tree &2," typically occurs in the context of SAP Data Services or when working with hierarchical data structures. This error indicates that the system is trying to access a node (or element) in a tree structure that does not exist.
  Cause:
  
  Incorrect Node Reference: The node specified in the error message (&1) is not present in the specified tree structure (&2). This could be due to a typo or an incorrect reference.
  Data Integrity Issues: The data being processed may have been altered or corrupted, leading to missing nodes in the expected hierarchy.
  Configuration Issues: The tree structure may not have been properly configured or initialized, leading to missing nodes.
  Changes in Data Model: If there have been recent changes to the data model or tree structure, the node may have been removed or renamed.
  
  Solution:
  
  Verify Node Existence: Check the tree structure to ensure that the node (&1) actually exists within the specified tree (&2). You can do this by navigating through the data model or using relevant queries.
  Correct References: If there is a typo or incorrect reference, update the code or configuration to point to the correct node.
  Data Validation: Perform data validation to ensure that the data being processed is complete and consistent. Look for any missing or corrupted entries.
  Rebuild Tree Structure: If the tree structure is not properly configured, consider rebuilding or reinitializing it to ensure all nodes are correctly defined.
  Check for Recent Changes: If there have been recent changes to the data model, review those changes to ensure that they did not inadvertently remove or alter the node in question.
  
  Related Information:
  
  Documentation: Refer to SAP documentation for Data Services or the specific module you are working with to understand the structure and requirements of the tree.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Community Forums: Engage with SAP community forums or support channels to see if others have encountered and resolved similar issues.
  Debugging Tools: Utilize debugging tools within SAP to trace the execution and identify where the error is occurring.
  
  By following these steps, you should be able to diagnose and resolve the DS391 error effectively.