How To Fix D9440 - Error while calling function &1 (exception &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: D9 - Environment Management System

• Message number: 440

• Message text: Error while calling function &1 (exception &2)

What causes this issue?

An error occurred while calling the function &V1&. The exception &V2&
was returned. The function was called in function &V3&.

System Response

Posting of the IDoc is canceled and the IDoc switches to status 51
<LS>Application document not posted</>.

How to fix this error?

INCLUDE NA_SYSADMIN1 OBJECT DOKU ID TX

Procedure for System Administrators

If necessary, create a support message for component EHS-BD-TLS.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message D9440 - Error while calling function &1 (exception &2) ?

  The SAP error message D9440, which states "Error while calling function &1 (exception &2)," typically indicates that there was an issue when trying to execute a function module or method in the SAP system. This error can arise from various causes, and understanding the context is crucial for troubleshooting.
  Possible Causes:
  
  Function Module Issues: The function module being called may not exist, may be incorrectly defined, or may have been deactivated.
  Parameter Mismatch: The parameters being passed to the function module may not match the expected types or may be missing required parameters.
  Authorization Issues: The user executing the function may not have the necessary authorizations to call the function module.
  System Configuration: There may be configuration issues in the system that prevent the function from executing properly.
  Network Issues: If the function is being called in a distributed environment, network issues could prevent successful execution.
  Exceptions in Code: The function module itself may have internal exceptions that are not being handled properly.
  
  Solutions:
  
  Check Function Module: Verify that the function module exists and is active. You can do this by using transaction SE37 (Function Builder) to check the status of the function module.
  Review Parameters: Ensure that all parameters being passed to the function module are correct and in the expected format. Check for any required parameters that may be missing.
  Authorization Check: Confirm that the user has the necessary authorizations to execute the function module. You can use transaction SU53 to analyze authorization issues.
  Debugging: If you have access, use the debugger to step through the code and identify where the error occurs. This can provide insights into what might be going wrong.
  Check Logs: Review system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  Consult Documentation: Look at the documentation for the function module to understand its requirements and any known issues.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: SE37 (Function Builder), SE80 (Object Navigator), SLG1 (Application Log), SU53 (Authorization Check).
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address known issues with the specific function module or error message.
  Community Forums: Check SAP Community forums or other online resources for discussions related to the D9440 error, as other users may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the D9440 error in your SAP system.