How To Fix FDT_CORE079 - No expression set

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CORE - Formula & Derivation Tool: Core

• Message number: 079

• Message text: No expression set

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_CORE079 - No expression set ?

  The SAP error message FDT_CORE079: No expression set typically occurs in the context of SAP Forms and Document Management, particularly when working with Adobe Forms or Smart Forms. This error indicates that there is an issue with the expression or calculation that is expected to be defined but is missing or not set correctly.
  Cause:
  
  Missing Expression: The most common cause is that an expression that is supposed to be evaluated is not defined in the form or document.
  Incorrect Configuration: The configuration of the form might be incorrect, leading to the system not being able to find the required expression.
  Data Binding Issues: If the data binding for the form is not set up correctly, it may lead to this error.
  Form Logic Errors: There may be logical errors in the form design that prevent the expression from being recognized.
  
  Solution:
  
  
  Check Expression Definition:
  
  Open the form in the Adobe LiveCycle Designer or the relevant form design tool.
  Verify that all expressions that are supposed to be set are correctly defined. Ensure that there are no missing fields or calculations.
  
  
  
  Review Data Binding:
  
  Ensure that the data binding for the fields is correctly set up. Check that the fields are bound to the correct data sources and that the data is being passed correctly.
  
  
  
  Validate Form Logic:
  
  Review the logic of the form to ensure that all necessary calculations and expressions are included and correctly referenced.
  Look for any conditional logic that might be preventing the expression from being evaluated.
  
  
  
  Test the Form:
  
  After making changes, test the form to see if the error persists. Use sample data to ensure that all expressions are evaluated correctly.
  
  
  
  Check for Updates:
  
  Ensure that you are using the latest version of the form design tools and that any relevant patches or updates for SAP are applied.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or community forums for specific guidance related to the version of SAP you are using, as there may be version-specific issues or solutions.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message. SAP Notes often provide insights into specific bugs and their resolutions.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  SAP Support: If the issue persists and is critical, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify and resolve the cause of the FDT_CORE079 error in your SAP environment.