How To Fix FDT_EXPRESSIONS683 - Exit-condition for step &1 is no expression with boolean result

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 683

• Message text: Exit-condition for step &1 is no expression with boolean result

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS683 - Exit-condition for step &1 is no expression with boolean result ?

  The SAP error message FDT_EXPRESSIONS683 indicates that there is an issue with the exit condition defined for a step in a decision table or expression in the context of SAP's Flexible Decision Table (FDT) framework. Specifically, the error states that the exit condition for the specified step does not evaluate to a boolean result (true or false).
  Cause:
  
  Invalid Expression: The exit condition defined for the step may not be a valid boolean expression. This could happen if the expression is incorrectly formulated or if it references fields or variables that do not exist or are not properly defined.
  Data Type Mismatch: The expression might be returning a data type that is not boolean (e.g., a string or number) instead of a true/false value.
  Logical Errors: There may be logical errors in the expression that prevent it from evaluating correctly.
  
  Solution:
  
  Review the Exit Condition: Check the exit condition for the step in question. Ensure that it is a valid boolean expression. It should evaluate to either true or false.
  Check Data Types: Ensure that all variables and fields used in the expression are of the correct data type and that they are being compared or evaluated correctly.
  Test the Expression: If possible, test the expression in a simpler context to see if it evaluates correctly. This can help isolate the issue.
  Debugging: Use debugging tools available in SAP to step through the logic and see where the expression might be failing.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on how to properly define exit conditions and boolean expressions in the FDT framework.
  
  Related Information:
  
  FDT Framework: The Flexible Decision Table framework in SAP allows users to define complex decision logic using tables and expressions. Understanding how to properly use this framework is crucial for avoiding such errors.
  SAP Notes and Community: Check SAP Notes for any known issues or patches related to this error. Additionally, SAP Community forums can be a valuable resource for finding solutions from other users who may have encountered similar issues.
  Training and Documentation: If you are frequently working with FDTs, consider seeking additional training or reviewing documentation to better understand how to create and manage decision tables and expressions effectively.
  
  By following these steps, you should be able to identify and resolve the issue causing the FDT_EXPRESSIONS683 error in your SAP environment.