How To Fix FDT_EXPRESSIONS019 - Invalid boolean string; unexpected next token (range &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_EXPRESSIONS - Formula & Derivation Tool: Expressions

• Message number: 019

• Message text: Invalid boolean string; unexpected next token (range &1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS019 - Invalid boolean string; unexpected next token (range &1) ?

  The SAP error message FDT_EXPRESSIONS019 indicates that there is an issue with a boolean expression in your SAP system, specifically that the expression contains an invalid boolean string or an unexpected token. This error typically arises when working with expressions in the context of SAP Fiori, SAP Analytics Cloud, or other SAP applications that utilize expressions for filtering or calculations.
  Cause:
  
  Syntax Error: The boolean expression may have a syntax error, such as missing operators (AND, OR), incorrect parentheses, or invalid characters.
  Invalid Tokens: The expression may contain tokens that are not recognized or are incorrectly formatted.
  Data Type Mismatch: The expression may be trying to evaluate a boolean condition on a field that does not support boolean operations.
  Range Issues: The error message mentions "unexpected next token (range &1)", which suggests that there may be an issue with how ranges are defined in the expression.
  
  Solution:
  
  Check Syntax: Review the boolean expression for any syntax errors. Ensure that all operators and parentheses are correctly placed.
  Validate Tokens: Ensure that all tokens used in the expression are valid and recognized by the system. Remove or correct any invalid tokens.
  Data Types: Verify that the fields being used in the boolean expression are of the correct data type and support boolean operations.
  Correct Ranges: If the expression involves ranges, ensure that they are defined correctly. For example, if you are using a range operator, make sure it is formatted properly (e.g., field BETWEEN value1 AND value2).
  Testing: Test the expression in a simpler form to isolate the issue. Start with a basic condition and gradually add complexity until the error reappears.
  
  Related Information:
  
  Documentation: Refer to the SAP documentation for the specific application you are using (e.g., SAP Fiori, SAP BW) for guidelines on writing boolean expressions.
  SAP Community: Check the SAP Community forums for similar issues and solutions shared by other users.
  Debugging Tools: Use debugging tools available in your SAP environment to trace the execution of the expression and identify where it fails.
  
  If the issue persists after checking these aspects, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.