How To Fix RSDD_ZA124 - Check for active master index server or active backup queue

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 124

• Message text: Check for active master index server or active backup queue

What causes this issue?

Some of the queues have no active master or no active backup.

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?

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 RSDD_ZA124 - Check for active master index server or active backup queue ?

  The SAP error message RSDD_ZA124 indicates an issue related to the master index server or the backup queue in the context of SAP BW (Business Warehouse) or SAP HANA. This error typically arises when the system is unable to access the necessary master index server or when there is a problem with the backup queue that is supposed to handle requests when the master index server is down.
  Cause:
  
  Inactive Master Index Server: The master index server, which is responsible for managing the metadata and data access, may not be running or is not reachable.
  Backup Queue Issues: If the master index server is down, the system should redirect requests to a backup queue. If this backup queue is also inactive or misconfigured, it can lead to this error.
  Network Issues: There may be network connectivity issues preventing access to the master index server.
  Configuration Issues: Incorrect configuration settings in the BW or HANA system can lead to this error.
  System Load: High system load or performance issues may cause the master index server to become unresponsive.
  
  Solution:
  
  
  Check Master Index Server Status:
  
  Verify if the master index server is running. You can do this by checking the server status in the SAP system administration tools.
  If it is not running, restart the master index server.
  
  
  
  Check Backup Queue:
  
  Ensure that the backup queue is active and properly configured. If it is not, you may need to activate it or troubleshoot its configuration.
  
  
  
  Network Connectivity:
  
  Check for any network issues that may be preventing access to the master index server. Ensure that there are no firewall rules or network configurations blocking access.
  
  
  
  Review System Logs:
  
  Look at the system logs for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  System Performance:
  
  Monitor the system performance to ensure that it is not overloaded. If necessary, optimize the system or allocate more resources.
  
  
  
  Configuration Review:
  
  Review the configuration settings related to the master index server and backup queue to ensure they are set up correctly.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that can resolve the issue.
  
  
  
  Related Information:
  
  SAP BW Documentation: Refer to the official SAP BW documentation for more details on the master index server and backup queue configurations.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages for better diagnosis.
  
  By following these steps, you should be able to identify and resolve the issue related to the RSDD_ZA124 error message.