How To Fix CFD_RECOVERY002 - Recovery failed: Database connection lost

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_RECOVERY - Custom Fields: Recovery

• Message number: 002

• Message text: Recovery failed: Database connection lost

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 CFD_RECOVERY002 - Recovery failed: Database connection lost ?

  The SAP error message CFD_RECOVERY002: Recovery failed: Database connection lost typically indicates that there was a disruption in the connection between the SAP application and the database. This can occur due to various reasons, and addressing it involves identifying the root cause and applying the appropriate solution.
  Causes:
  
  Network Issues: Temporary network disruptions can lead to loss of connectivity between the SAP application server and the database server.
  Database Server Overload: If the database server is under heavy load, it may not be able to respond to requests in a timely manner, leading to connection timeouts.
  Database Configuration: Misconfigurations in the database settings or connection parameters can cause connection issues.
  Resource Limitations: Insufficient resources (CPU, memory, disk space) on either the application server or the database server can lead to connection failures.
  Database Maintenance: Scheduled maintenance or unexpected downtime of the database can result in lost connections.
  Firewall or Security Settings: Firewalls or security settings may block the connection between the SAP application and the database.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues between the SAP application server and the database server. You can use tools like ping or traceroute to diagnose network problems.
  Monitor Database Performance: Use database monitoring tools to check for performance issues. Look for high CPU usage, memory consumption, or disk I/O bottlenecks.
  Review Database Logs: Check the database logs for any errors or warnings that might indicate why the connection was lost.
  Adjust Connection Parameters: Review and adjust the database connection parameters in the SAP configuration (e.g., connection timeout settings).
  Resource Allocation: Ensure that both the SAP application server and the database server have adequate resources allocated to handle the workload.
  Check for Maintenance Windows: Verify if there are any scheduled maintenance activities on the database that could have caused the disconnection.
  Firewall Settings: Ensure that firewall settings allow traffic between the SAP application and the database server.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP frequently updates its knowledge base with solutions and workarounds for specific error messages.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  System Monitoring Tools: Utilize SAP Solution Manager or other monitoring tools to keep track of system performance and health, which can help in proactively identifying issues before they lead to connection losses.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or database administrators for further investigation and resolution.