How To Fix FDT_CORE081 - Unknown function mode

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 081

• Message text: Unknown function mode

What causes this issue?

An unknown function mode has been specified for the function. The
available function modes are defined as constants in the interface
IF_FDT_FUNCTION. For more details, refer to the BRFplus documentation.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Specify a valid function mode.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_CORE081 - Unknown function mode ?

  The SAP error message FDT_CORE081: Unknown function mode typically occurs in the context of SAP's Form Data Management (FDM) or when working with Adobe Forms. This error indicates that the system encountered an unexpected or unrecognized function mode while processing a form or data.
  Causes:
  
  Incorrect Configuration: The function mode specified in the form or data processing configuration may not be recognized by the system.
  Version Mismatch: There may be a mismatch between the version of the form and the version of the FDM or Adobe Forms component being used.
  Corrupted Form: The form itself may be corrupted or improperly designed, leading to the system not being able to interpret the function mode.
  Missing or Incomplete Data: Required data or parameters may be missing, causing the function mode to be unrecognized.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the form and ensure that the function mode is correctly defined and recognized by the system.
  Update Components: Ensure that all relevant components (FDM, Adobe Forms, etc.) are up to date and compatible with each other.
  Validate the Form: Open the form in the Adobe LiveCycle Designer or the appropriate tool and check for any errors or warnings. Validate the form to ensure it is correctly designed.
  Review Data Input: Ensure that all required data is being passed to the form and that it is in the expected format.
  Consult Documentation: Refer to SAP documentation or notes related to FDM and Adobe Forms for any specific guidance on the error.
  Debugging: If you have access to debugging tools, you can trace the execution to identify where the function mode is being set and why it is not recognized.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. SAP frequently updates its knowledge base with solutions to common problems.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to identify the cause of the FDT_CORE081 error and implement a suitable solution.