How To Fix DB02097 - Missing control mirror

SAP Error Message - Details

• Message type: E = Error

• Message class: DB02 - For Oracle Component of the Database Monitor

• Message number: 097

• Message text: Missing control mirror

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 DB02097 - Missing control mirror ?

  The SAP error message DB02097, which indicates "Missing control mirror," typically relates to issues with the database mirroring setup in an SAP environment. This error can occur in systems that utilize database mirroring for high availability and disaster recovery.
  Cause:
  
  Configuration Issues: The control mirror, which is a secondary database that maintains a copy of the primary database, may not be properly configured or may be missing entirely.
  Network Issues: There could be network connectivity problems between the primary database and the control mirror.
  Database State: The control mirror database may be in an inconsistent state or not accessible due to maintenance or failure.
  Permissions: Insufficient permissions for the user or service account trying to access the control mirror.
  
  Solution:
  
  Check Configuration: Verify the configuration settings for the database mirroring. Ensure that the control mirror is correctly set up and that all necessary parameters are defined.
  Database Status: Check the status of the control mirror database. Ensure it is online and accessible. If it is down, you may need to bring it back online or restore it from a backup.
  Network Connectivity: Test the network connection between the primary database and the control mirror. Ensure that there are no firewalls or network issues blocking access.
  Permissions: Ensure that the user or service account has the necessary permissions to access the control mirror database.
  Logs and Traces: Review the database logs and traces for any additional error messages or warnings that could provide more context about the issue.
  Consult Documentation: Refer to the SAP and database vendor documentation for specific instructions on setting up and troubleshooting database mirroring.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the DB02097 error. SAP Notes often provide specific guidance for resolving issues.
  Database Documentation: Review the documentation for the specific database system you are using (e.g., SAP HANA, Oracle, SQL Server) for details on configuring and managing database mirroring.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support or your database vendor for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the DB02097 error in your SAP environment.