How To Fix 28400 - Internal error in function & & & &

SAP Error Message - Details

• Message type: E = Error

• Message class: 28 - Configuration

• Message number: 400

• Message text: Internal error in function & & & &

What causes this issue?

A processing error has occurred. This was caused by either a program
error or inconsistent data.

System Response

Processing was terminated.

How to fix this error?

Check whether the error is in your own programs. If you cannot
determine the cause of the error, contact the SAP Hotline.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 28400 - Internal error in function & & & & ?

  The SAP error message "28400 Internal error in function & & & &" is a generic error message that indicates an internal issue within the SAP system. This error can occur in various contexts and is often related to problems in the underlying code, data inconsistencies, or issues with the configuration of the system.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data being processed, such as missing or incorrect entries in the database.
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to unexpected behavior and internal errors.
  Code Bugs: There may be bugs in the custom code or enhancements that are being executed when the error occurs.
  System Performance: Performance issues, such as memory shortages or database locks, can also trigger internal errors.
  Transport Issues: If the error occurs after a transport, it may be due to missing objects or dependencies that were not transported correctly.
  
  Solutions:
  
  Check Logs: Review the system logs (transaction codes like SLG1 for application logs or ST22 for dump analysis) to get more details about the error and identify the root cause.
  Data Validation: Validate the data being processed to ensure there are no inconsistencies or missing entries.
  Review Custom Code: If the error occurs in a custom program or enhancement, review the code for potential bugs or issues.
  Configuration Review: Check the configuration settings related to the function or transaction where the error occurs.
  System Performance: Monitor system performance and check for any locks or resource shortages that may be affecting the system.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address the specific error or provide patches.
  Contact SAP Support: If the issue persists and cannot be resolved, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like ST22 (Dump Analysis), SM21 (System Log), and SLG1 (Application Log) to gather more information about the error.
  SAP Notes: Regularly check for SAP Notes related to your version of SAP and the specific function or module where the error occurs.
  System Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known issues.
  
  Since this error is quite generic, the specific context in which it occurs will greatly influence the troubleshooting steps. Always ensure to document the steps taken and any findings to assist in resolving the issue effectively.