How To Fix FDT_EXPRESSIONS168 - Neither return parameter nor return value supplied (position &1)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 168

• Message text: Neither return parameter nor return value supplied (position &1)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS168 - Neither return parameter nor return value supplied (position &1) ?

  The SAP error message FDT_EXPRESSIONS168 indicates that there is an issue with a function module or method in your SAP system where neither a return parameter nor a return value has been supplied. This typically occurs in the context of using expressions in the SAP Fiori or SAP S/4HANA environments, particularly when working with the FDT (Form Data Tool) framework.
  Cause:
  
  Missing Return Parameter: The function or method you are trying to call is expected to return a value, but you have not provided a return parameter.
  Incorrect Function Call: The function might be called incorrectly, or the parameters might not be set up properly.
  Configuration Issues: There may be issues in the configuration of the expressions or the function module itself.
  
  Solution:
  
  Check Function Module/Method Definition: Review the definition of the function module or method you are calling. Ensure that it has a return parameter defined and that you are correctly passing it in your call.
  Provide Return Parameter: If the function requires a return parameter, make sure to define and pass it when you call the function.
  Review Expression Logic: If you are using expressions in FDT, ensure that the logic is correctly set up to handle return values.
  Debugging: Use debugging tools to step through the code and identify where the return value is expected but not provided.
  Consult Documentation: Refer to the SAP documentation for the specific function module or method to understand its requirements and expected parameters.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  FDT Documentation: Review the official SAP documentation for the Form Data Tool (FDT) to understand how expressions and function calls should be structured.
  Community Forums: Look for discussions in SAP community forums or platforms like SAP Community, where other users may have encountered and resolved similar issues.
  
  If the problem persists after checking these areas, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.