How To Fix RSO_CTC234 - RDA daemons and process chains restarted

SAP Error Message - Details

• Message type: E = Error

• Message class: RSO_CTC - Message class for CTC related messages

• Message number: 234

• Message text: RDA daemons and process chains restarted

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSO_CTC234 - RDA daemons and process chains restarted ?

  The SAP error message RSO_CTC234 indicates that the RDA (Remote Data Access) daemons and process chains have been restarted. This message typically arises in the context of SAP BW (Business Warehouse) or SAP BW/4HANA environments, particularly when dealing with data loading processes or data extraction.
  Cause:
  
  System Restart: The most common cause of this error is a system restart or a restart of the RDA daemons. This can happen due to maintenance activities, system updates, or unexpected failures.
  Configuration Issues: Misconfigurations in the RDA settings or process chains can lead to instability, causing the daemons to restart.
  Resource Constraints: Insufficient system resources (CPU, memory, etc.) can lead to performance issues, causing the daemons to crash and restart.
  Network Issues: Network interruptions or connectivity issues between the SAP system and the data sources can also trigger this error.
  
  Solution:
  
  Check System Status: Verify if the system or the RDA daemons have indeed restarted. You can check the system logs or the status of the RDA processes in the SAP system.
  Review Logs: Look into the application logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the restart.
  Monitor Resource Usage: Use transaction ST03N or ST06 to monitor system performance and resource usage. If resources are constrained, consider optimizing the system or upgrading hardware.
  Configuration Review: Review the configuration settings for the RDA and process chains. Ensure that they are set up correctly and that there are no conflicts.
  Network Stability: Ensure that the network connections are stable and that there are no interruptions that could affect data transfer.
  Restart Processes: If the daemons have restarted, you may need to manually restart any affected process chains or data loads to ensure they complete successfully.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the SAP BW documentation for best practices on managing RDA and process chains.
  Support: If the issue persists, consider reaching out to SAP Support for further assistance, providing them with detailed logs and system information.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the RSO_CTC234 error message.