How To Fix EWF802 - Internal error: unexpected exception when calling FM &1 (RC: &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: EWF - Front office

• Message number: 802

• Message text: Internal error: unexpected exception when calling FM &1 (RC: &2)

What causes this issue?

Function module &V1& was terminated with an exception (return code
&V2&).
The program is in an unexpected state and has been cancelled.

System Response

The program was cancelled (if needed, with short dump)

How to fix this error?

Note the message, the data constellation, and the entries that led to
the error. Send a problem message with these specifications to SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EWF802 - Internal error: unexpected exception when calling FM &1 (RC: &2) ?

  The SAP error message EWF802, which indicates an "Internal error: unexpected exception when calling FM &1 (RC: &2)," typically arises during the execution of a function module (FM) in the SAP system. This error can be caused by various factors, including but not limited to:
  Causes:
  
  Coding Issues: There may be a bug or an unhandled exception in the function module being called.
  Data Issues: The input data being passed to the function module may be invalid or not in the expected format, leading to unexpected behavior.
  Configuration Problems: Incorrect configuration settings in the system can lead to issues when executing certain function modules.
  System Environment: Issues related to the system environment, such as memory shortages or database connectivity problems, can also trigger this error.
  Authorization Issues: Lack of proper authorizations for the user executing the function module can lead to exceptions.
  
  Solutions:
  
  Check the Function Module: Review the code of the function module specified in the error message. Look for any unhandled exceptions or logical errors.
  Validate Input Data: Ensure that the data being passed to the function module is valid and meets the expected criteria. You can use transaction codes like SE37 to test the function module with different inputs.
  Review Configuration: Check the configuration settings related to the function module and ensure they are set up correctly.
  Analyze System Logs: Use transaction codes like SLG1 (Application Log) or ST22 (Dump Analysis) to check for any related dumps or logs that provide more context about the error.
  Check Authorizations: Ensure that the user executing the function module has the necessary authorizations to perform the action.
  Contact SAP Support: If the issue persists and you cannot identify the root cause, consider reaching out to SAP Support with detailed information about the error, including the function module name and any relevant logs.
  
  Related Information:
  
  Transaction Codes: 
  
  SE37: Function Module Maintenance
  SLG1: Application Log
  ST22: Dump Analysis
  SM21: System Log
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address known issues related to the specific function module or error message.
  Debugging: If you have access, you can debug the function module to trace the execution flow and identify where the exception is occurring.
  
  By following these steps, you should be able to diagnose and resolve the EWF802 error in your SAP system.