How To Fix BOL_TREE002 - Use wildcards only at the end of the path expression

SAP Error Message - Details

• Message type: E = Error

• Message class: BOL_TREE - BOL Browser Messages

• Message number: 002

• Message text: Use wildcards only at the end of the path expression

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message BOL_TREE002 - Use wildcards only at the end of the path expression ?

  The SAP error message BOL_TREE002 indicates that there is an issue with the use of wildcards in a path expression within the Business Object Layer (BOL) framework. This error typically arises when a wildcard character (like * or ?) is used incorrectly in a path expression.
  Cause:
  The error occurs when a wildcard is placed in a position within the path expression that is not allowed. In BOL path expressions, wildcards can only be used at the end of the path. For example, using a wildcard in the middle of a path or at the beginning will trigger this error.
  Example of Incorrect Usage:
  
  some/path/*/to (Incorrect)
  *some/path (Incorrect)
  
  Example of Correct Usage:
  
  some/path/to/* (Correct)
  some/path/to (Correct, without wildcard)
  
  Solution:
  To resolve the BOL_TREE002 error, you need to review the path expression in your code and ensure that any wildcards are only used at the end of the path. Here are the steps to fix the issue:
  
  
  Identify the Path Expression: Locate the path expression in your code that is causing the error.
  
  
  Modify the Wildcard Usage: Ensure that any wildcards are placed only at the end of the path. If you need to match multiple elements in the middle of the path, consider restructuring your query or using multiple path expressions.
  
  
  Test the Changes: After making the necessary adjustments, test the changes to ensure that the error is resolved and that the desired data is being retrieved correctly.
  
  
  Related Information:
  
  BOL Framework: The Business Object Layer (BOL) is part of the SAP UI framework that allows for the manipulation and retrieval of business objects in a structured way.
  Path Expressions: Path expressions are used to navigate through the hierarchy of business objects. Understanding how to construct these expressions correctly is crucial for effective data retrieval.
  Documentation: Refer to the SAP documentation for more details on BOL path expressions and the correct usage of wildcards.
  
  If you continue to experience issues after making these changes, consider checking for other potential syntax errors or consulting with SAP support for further assistance.