How To Fix BK811 - System error: Termination when writing reverse document header

SAP Error Message - Details

• Message type: E = Error

• Message class: BK - Create, Display, Reverse Controlling Document

• Message number: 811

• Message text: System error: Termination when writing reverse document header

What causes this issue?

During the reversal, the system sets an indicator in the document you
want to reverse.

System Response

An error occurred.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BK811 - System error: Termination when writing reverse document header ?

  The SAP error message BK811, which states "System error: Termination when writing reverse document header," typically occurs during the processing of financial documents, particularly when reversing a document in the SAP system. This error can be caused by various factors, including data inconsistencies, configuration issues, or system bugs.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the financial data or document entries that prevent the system from processing the reversal correctly.
  Configuration Issues: Incorrect configuration in the financial accounting settings or document types can lead to errors during document processing.
  Authorization Issues: Lack of proper authorizations for the user attempting to reverse the document can also trigger this error.
  System Bugs: Occasionally, this error may be due to bugs in the SAP system or specific patches that have not been applied.
  
  Solutions:
  
  Check Document Data: Review the document you are trying to reverse for any inconsistencies or errors. Ensure that all required fields are filled out correctly.
  Review Configuration: Verify the configuration settings for the document type you are working with. Ensure that all necessary settings are correctly defined in the Financial Accounting (FI) module.
  User Authorizations: Ensure that the user has the necessary authorizations to perform the reversal. Check the user roles and permissions in the system.
  Transaction Logs: Check the transaction logs for any additional error messages or details that can provide more context about the issue.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal. There may be specific notes addressing this error, including patches or workarounds.
  System Restart: In some cases, a system restart or a refresh of the session may resolve temporary issues.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including transaction codes, document numbers, and any relevant logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB08 (Reverse Document) and FBRA (Reset Cleared Items) that are commonly used in document reversal processes.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review SAP documentation related to financial document processing and reversals for best practices and troubleshooting tips.
  
  By following these steps, you should be able to identify the cause of the BK811 error and implement a suitable solution.