How To Fix TREE_CONTROL_MSG001 - Error getting the event parameter

SAP Error Message - Details

• Message type: E = Error

• Message class: TREE_CONTROL_MSG - Tree Control

• Message number: 001

• Message text: Error getting the event parameter

What causes this issue?

This error should never occur.

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?

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 TREE_CONTROL_MSG001 - Error getting the event parameter ?

  The SAP error message TREE_CONTROL_MSG001: Error getting the event parameter typically occurs in the context of using tree controls in SAP GUI applications. This error can arise due to various reasons, including issues with the data being processed, problems with the tree control configuration, or even bugs in the underlying code.
  Causes:
  
  Data Issues: The data being passed to the tree control may be incomplete or incorrectly formatted, leading to an inability to retrieve the necessary event parameters.
  Configuration Problems: The tree control may not be properly configured, which can prevent it from functioning correctly.
  Code Bugs: There may be bugs in the ABAP code that handles the tree control events, leading to this error.
  User Authorization: Insufficient user permissions to access certain data or perform specific actions related to the tree control.
  System Issues: Temporary system issues or inconsistencies in the SAP environment can also lead to this error.
  
  Solutions:
  
  Check Data Integrity: Ensure that the data being used in the tree control is complete and correctly formatted. Validate the data source and any transformations applied to it.
  Review Configuration: Verify the configuration settings for the tree control. Ensure that all necessary parameters are set correctly.
  Debugging: If you have access to the ABAP code, use the debugger to trace the execution flow and identify where the error occurs. Look for any missing or incorrect event parameters.
  User Authorization: Check the user roles and authorizations to ensure that the user has the necessary permissions to access the data related to the tree control.
  System Check: If the issue persists, check for any system-wide issues or inconsistencies. Sometimes, a system restart or a refresh of the session can resolve temporary glitches.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal. There may be known issues or patches available that address this specific error.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for tree controls and event handling to understand the expected parameters and configurations.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Support Tickets: If the issue cannot be resolved internally, consider raising a support ticket with SAP for further assistance.
  
  By following these steps, you should be able to diagnose and potentially resolve the TREE_CONTROL_MSG001 error in your SAP environment.