How To Fix DBOSC427 - Relay System Synchronization

SAP Error Message - Details

• Message type: E = Error

• Message class: DBOSC -

• Message number: 427

• Message text: Relay System Synchronization

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 DBOSC427 - Relay System Synchronization ?

  The SAP error message DBOSC427, which refers to "Relay System Synchronization," typically occurs in the context of database operations, particularly when there are issues with the synchronization between the primary and secondary database systems in a high-availability or disaster recovery setup.
  Cause:
  
  Network Issues: There may be network connectivity problems between the primary and secondary systems, leading to synchronization failures.
  Configuration Errors: Incorrect configuration settings in the database or SAP system can prevent proper synchronization.
  Database Locking: If there are locks on the database that prevent updates or changes, this can lead to synchronization issues.
  Resource Limitations: Insufficient resources (CPU, memory, disk space) on either the primary or secondary system can hinder synchronization.
  Version Mismatch: If the primary and secondary systems are running different versions of the database or SAP, this can lead to compatibility issues.
  
  Solution:
  
  Check Network Connectivity: Ensure that there are no network issues between the primary and secondary systems. Use tools like ping or traceroute to diagnose connectivity.
  Review Configuration Settings: Verify that the configuration settings for the database and SAP systems are correct. This includes checking the replication settings and ensuring they match on both systems.
  Monitor Database Locks: Use database monitoring tools to check for any locks that may be preventing synchronization. Resolve any locking issues as necessary.
  Resource Monitoring: Check the resource usage on both systems. If either system is running low on resources, consider scaling up or optimizing resource usage.
  Database Logs: Review the database logs for any error messages or warnings that could provide more context on the synchronization issue.
  Update Systems: Ensure that both the primary and secondary systems are running compatible versions of the database and SAP. If there is a version mismatch, consider updating one of the systems.
  Consult Documentation: Refer to the official SAP documentation or the database vendor's documentation for specific troubleshooting steps related to synchronization issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the DBOSC427 error. SAP frequently updates its knowledge base with solutions to common problems.
  Database Documentation: Review the documentation for the specific database you are using (e.g., HANA, Oracle, SQL Server) for additional troubleshooting steps related to replication and synchronization.
  Support: If the issue persists after trying the above solutions, 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 DBOSC427 error related to Relay System Synchronization.