How To Fix E9891 - Internal error: Error &1 in function module &2 in &3

SAP Error Message - Details

• Message type: E = Error

• Message class: E9 - General IS-U Error Messages

• Message number: 891

• Message text: Internal error: Error &1 in function module &2 in &3

An EXCEPTION ocurred when a function module was called.
This may have been caused by a program error or inconsistent data.

System Response

Processing is canceled.

How to fix this error?

Please send a problem message to SAP with the following information:
The message text and message number
The name of the function module, the error, and the call location
The transaction or report
The entries which lead to this error.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E9891 - Internal error: Error &1 in function module &2 in &3 ?

  The SAP error message E9891, which states "Internal error: Error &1 in function module &2 in &3," is a generic internal error message that indicates that an unexpected issue has occurred within a specific function module in the SAP system. The placeholders (&1, &2, &3) will be replaced with specific error details, including the error code, the name of the function module, and the program or report where the error occurred.
  Causes:
  
  Coding Issues: There may be a bug or an unhandled exception in the function module.
  Data Issues: The input data being processed may be invalid or corrupt, leading to unexpected behavior.
  Configuration Problems: Incorrect configuration settings in the system can lead to errors during processing.
  System Environment: Issues related to the system environment, such as memory shortages or database connectivity problems, can also trigger this error.
  Transport Issues: If the function module was recently transported from another system, it may not have been properly configured or may be incompatible with the current system.
  
  Solutions:
  
  Check the Error Details: Look at the specific error code (&1), function module name (&2), and program name (&3) provided in the error message. This information can help narrow down the issue.
  Debugging: Use the SAP debugger to step through the function module to identify where the error occurs. This may require technical expertise.
  Review Logs: Check the system logs (transaction SLG1) and short dump analysis (transaction ST22) for more detailed information about the error.
  Data Validation: Ensure that the data being processed is valid and meets the expected format and constraints.
  Configuration Review: Verify that all relevant configuration settings are correct and consistent with the expected system behavior.
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches or updates.
  Contact SAP Support: If the issue persists and cannot be resolved internally, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: Use transactions like ST22 (Dump Analysis), SLG1 (Application Log), and SE37 (Function Module) to investigate the issue further.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Documentation: Review the documentation for the specific function module to understand its expected behavior and requirements.
  
  By following these steps, you should be able to diagnose and potentially resolve the internal error indicated by message E9891.