How To Fix RT242 - No segments with status ONLINE found in local system

SAP Error Message - Details

• Message type: E = Error

• Message class: RT - Monitoring infrastructure MSG and alert texts

• Message number: 242

• Message text: No segments with status ONLINE found in local system

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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Smart SAP Assistant

• What is the cause and solution for SAP error message RT242 - No segments with status ONLINE found in local system ?

  The SAP error message RT242 "No segments with status ONLINE found in local system" typically occurs in the context of SAP's database management, particularly when dealing with the database segments of a database table or when trying to access certain data that is expected to be available in the system.
  Cause:
  
  
  Database Segment Status: The error indicates that the system is unable to find any database segments that are currently in an "ONLINE" status. This could happen if:
  
  The segments have been taken offline for maintenance or due to an error.
  There are no segments available in the database for the requested operation.
  The database itself is not properly configured or is experiencing issues.
  
  
  
  Configuration Issues: There may be configuration issues in the database or the SAP system that prevent the segments from being recognized as online.
  
  
  Database Corruption: In some cases, the database may be corrupted, leading to the segments being unavailable.
  
  
  System Errors: There could be underlying system errors or issues with the database connection.
  
  
  Solution:
  
  
  Check Segment Status: Use transaction codes like DB02 or DBACOCKPIT to check the status of the database segments. Ensure that the segments you are trying to access are indeed online.
  
  
  Database Administration: If segments are offline, you may need to bring them back online. This can typically be done through database administration tools or commands, depending on the database system you are using (e.g., Oracle, SQL Server, etc.).
  
  
  Review Logs: Check the SAP system logs and database logs for any errors or warnings that might provide more context about why the segments are offline.
  
  
  Database Consistency Check: Perform a consistency check on the database to identify and resolve any corruption issues. This may involve running specific database commands or using tools provided by the database vendor.
  
  
  Consult Documentation: Refer to SAP Notes or documentation related to your specific version of SAP and the database you are using. There may be specific recommendations or patches available.
  
  
  Contact Support: If the issue persists and you are unable to resolve it, consider reaching out to SAP support or your database administrator for further assistance.
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Database Documentation: Review the documentation for your specific database system for commands and procedures related to managing segments and their statuses.
  System Monitoring: Implement monitoring tools to keep track of the health of your database segments and receive alerts for any issues that may arise in the future.
  
  By following these steps, you should be able to diagnose and resolve the RT242 error in your SAP system.