How To Fix 1X142 - Tree Control inconsistent - Delete mode

SAP Error Message - Details

• Message type: E = Error

• Message class: 1X - General hierarchy maintenance tool message

• Message number: 142

• Message text: Tree Control inconsistent - Delete mode

What causes this issue?

The frontend Tree Control data do not match the backend data, for an
unknown reason.

System Response

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

How to fix this error?

This inconsistency cannot be resolved. Close the current session and
recall the transaction as a precaution.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 1X142 - Tree Control inconsistent - Delete mode ?

  The SAP error message "1X142 Tree Control inconsistent - Delete mode" typically occurs in the context of using tree controls in SAP applications, particularly when there is an inconsistency in the data structure of the tree control. This can happen due to various reasons, such as:
  Causes:
  
  Data Inconsistency: The underlying data structure that the tree control is based on may have been modified or corrupted, leading to inconsistencies.
  Improper Deletion: If nodes in the tree control are deleted improperly or if there are references to deleted nodes, it can cause this error.
  Concurrency Issues: Multiple users or processes trying to modify the tree structure simultaneously can lead to inconsistencies.
  Programmatic Errors: If there are custom developments or modifications in the code that handle tree controls, bugs in the logic can lead to this error.
  
  Solutions:
  
  Refresh the Tree Control: Sometimes, simply refreshing the tree control can resolve temporary inconsistencies. This can be done by reloading the data or reinitializing the control.
  Check Data Integrity: Ensure that the data structure backing the tree control is consistent. This may involve checking for orphaned nodes or ensuring that parent-child relationships are intact.
  Review Custom Code: If there are custom developments, review the code for any logic that may lead to improper handling of tree nodes. Look for any delete operations that may not be correctly managing the tree structure.
  Transaction Rollback: If the error occurred during a transaction, consider rolling back the transaction to restore the previous state of the data.
  Debugging: Use debugging tools to trace the execution of the program and identify where the inconsistency arises. This can help pinpoint the exact cause of the error.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that may address this specific error. Sometimes, SAP releases updates that fix known issues.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for tree controls and their management to understand the expected behavior and structure.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  SAP Support: If the issue persists and is critical, consider reaching out to SAP Support for assistance. They can provide more tailored help based on your specific system configuration and usage.
  
  By following these steps, you should be able to diagnose and resolve the "1X142 Tree Control inconsistent - Delete mode" error in your SAP environment.