How To Fix BL256 - Log is not complete

SAP Error Message - Details

• Message type: E = Error

• Message class: BL - Application Log

• Message number: 256

• Message text: Log is not complete

What causes this issue?

The log could not be displayed completely. It contains gaps in the
database, which are probably due to a rollback in the application.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Delete the log using transaction SLG2.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BL256 - Log is not complete ?

  The SAP error message BL256, which states "Log is not complete," typically occurs in the context of batch input sessions or data transfer processes. This error indicates that the log for a batch input session is incomplete, which can prevent the successful execution of the batch input.
  Causes:
  
  Incomplete Batch Input Session: The batch input session may not have been fully processed, leading to missing log entries.
  Session Termination: The session may have been terminated unexpectedly, either due to a system error or user intervention.
  Data Issues: There may be issues with the data being processed, such as missing required fields or invalid data formats.
  Authorization Issues: The user executing the batch input may not have the necessary authorizations to complete the session.
  System Errors: There could be underlying system errors or inconsistencies that affect the processing of the batch input.
  
  Solutions:
  
  Check Batch Input Session: Review the batch input session in transaction SM35 to identify any errors or incomplete entries. You can analyze the session logs for specific error messages.
  Reprocess the Session: If the session is incomplete, you may need to reprocess it. You can do this by selecting the session in SM35 and choosing the option to process it again.
  Correct Data Issues: If the error is due to data issues, ensure that all required fields are filled out correctly and that the data adheres to the expected formats.
  Check Authorizations: Verify that the user has the necessary authorizations to execute the batch input session. You may need to consult with your SAP security team.
  System Check: If the issue persists, check for any system errors or inconsistencies. You may need to consult with your SAP Basis team to investigate any underlying system issues.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  
  Related Information:
  
  Transaction Codes: 
  
  SM35: Batch Input Monitoring
  SM21: System Log
  ST22: Dump Analysis
  
  
  SAP Notes: Search for SAP Notes related to error BL256 in the SAP Support Portal for any specific patches or updates that may resolve the issue.
  Documentation: Review SAP documentation on batch input processing for best practices and troubleshooting tips.
  
  If the problem continues after trying the above solutions, it may be beneficial to engage SAP support for further assistance.