How To Fix RSAOLTP154 - Serious log error

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAOLTP - Notifications in OLTP Source Environment

• Message number: 154

• Message text: Serious log error

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSAOLTP154 - Serious log error ?

  The SAP error message RSAOLTP154, which indicates a "Serious log error," typically occurs in the context of SAP's data extraction processes, particularly when using the SAP BW (Business Warehouse) system. This error can arise during the extraction of data from an OLTP (Online Transaction Processing) system to the BW system.
  Causes:
  
  Database Issues: There may be issues with the underlying database, such as corruption or connectivity problems.
  Log File Issues: The log files used for data extraction may be corrupted or not accessible.
  Data Consistency: Inconsistencies in the data being extracted can lead to errors during the extraction process.
  Configuration Issues: Incorrect settings in the data source or extraction process can lead to this error.
  System Resource Limitations: Insufficient memory or disk space can cause failures in the extraction process.
  
  Solutions:
  
  Check Database Health: Ensure that the database is functioning correctly. Run database consistency checks and repair any issues found.
  Review Log Files: Check the log files for more detailed error messages that can provide insight into the specific cause of the error.
  Data Consistency Checks: Validate the data in the source system to ensure there are no inconsistencies or corrupt records.
  Configuration Review: Review the configuration settings for the data source and extraction process to ensure they are set up correctly.
  System Resources: Monitor system resources (CPU, memory, disk space) and ensure that there are sufficient resources available for the extraction process.
  Re-run the Extraction: After addressing any identified issues, attempt to re-run the data extraction process.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches or updates.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like RSA1 (Data Warehousing Workbench) to monitor and manage data sources and extraction processes.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages.
  Documentation: Review SAP documentation related to data extraction and BW processes for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the RSAOLTP154 error.