How To Fix SADA251 - All open DBMRFC connections terminated

SAP Error Message - Details

• Message type: E = Error

• Message class: SADA - CCMS: SAP DB Porting and Development

• Message number: 251

• Message text: All open DBMRFC connections terminated

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 SADA251 - All open DBMRFC connections terminated ?

  The SAP error message SADA251: All open DBMRFC connections terminated typically indicates that the database connection for the Database Multi-Resource Function Call (DBMRFC) has been interrupted or terminated. This can happen due to various reasons, including network issues, database server problems, or configuration errors.
  Causes:
  
  Network Issues: Temporary network disruptions can lead to the termination of DBMRFC connections.
  Database Server Problems: The database server may have crashed or been restarted, causing all active connections to be dropped.
  Configuration Errors: Incorrect settings in the SAP system or database configuration can lead to connection issues.
  Resource Limitations: The database may be running out of resources (e.g., memory, connections) which can lead to connection terminations.
  Timeout Settings: If the timeout settings for connections are too low, connections may be terminated prematurely.
  
  Solutions:
  
  Check Database Status: Ensure that the database server is up and running without issues. Check for any logs or alerts that might indicate problems.
  Network Stability: Verify the network connection between the SAP application server and the database server. Look for any signs of instability or interruptions.
  Review Configuration: Check the configuration settings for both the SAP system and the database. Ensure that they are correctly set up for DBMRFC connections.
  Increase Resource Limits: If resource limitations are suspected, consider increasing the limits for connections or memory on the database server.
  Adjust Timeout Settings: Review and adjust the timeout settings for DBMRFC connections to ensure they are appropriate for your environment.
  Restart Services: If the issue persists, consider restarting the SAP application server and/or the database server to re-establish connections.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to DBMRFC issues for any specific patches or updates that may address known problems.
  System Logs: Review the system logs (transaction SM21) and developer traces (transaction ST22) for any additional error messages or warnings that could provide more context.
  Monitoring Tools: Utilize SAP monitoring tools (like CCMS) to keep an eye on the health of the database connections and overall system performance.
  Consult Documentation: Refer to the official SAP documentation for DBMRFC and connection management for best practices and troubleshooting steps.
  
  If the problem continues after trying the above solutions, it may be beneficial to engage SAP support for further assistance.