How To Fix DHCDC_REC308 - Failed to connect to the database using DB connection &1

SAP Error Message - Details

• Message type: E = Error

• Message class: DHCDC_REC - Message for Recording Area of CDC ABAP Agent

• Message number: 308

• Message text: Failed to connect to the database using DB connection &1

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DHCDC_REC308 - Failed to connect to the database using DB connection &1 ?

  The SAP error message DHCDC_REC308 indicates that there was a failure in connecting to the database using the specified database connection. This error can arise from various causes, and the solutions may vary depending on the specific circumstances. Below are some common causes, potential solutions, and related information:
  Causes:
  
  Database Server Unavailability: The database server may be down or unreachable due to network issues.
  Incorrect Connection Parameters: The database connection parameters (like hostname, port, username, password) may be incorrect.
  Database Configuration Issues: The database may not be configured correctly to accept connections from the SAP application.
  Firewall or Security Settings: Firewalls or security settings may be blocking the connection to the database.
  Database Instance Not Running: The specific database instance you are trying to connect to may not be running.
  Resource Limitations: The database may be experiencing resource limitations (e.g., max connections reached).
  Driver Issues: There may be issues with the database driver or client libraries used by SAP to connect to the database.
  
  Solutions:
  
  Check Database Server Status: Ensure that the database server is up and running. You can try to ping the server or connect to it using a database client.
  Verify Connection Parameters: Double-check the connection parameters in the SAP system (transaction DBACOCKPIT or SM59 for RFC connections) to ensure they are correct.
  Review Database Configuration: Ensure that the database is configured to accept connections from the SAP application. Check for any specific settings related to remote connections.
  Check Firewall Settings: If applicable, review firewall settings to ensure that the necessary ports are open for database connections.
  Restart Database Instance: If the database instance is not running, restart it and check if the issue persists.
  Monitor Resource Usage: Check the database for any resource limitations or issues, such as maximum connections being reached.
  Update Drivers: Ensure that the database drivers and client libraries are up to date and compatible with the version of SAP you are using.
  Check Logs: Review the SAP application logs and database logs for any additional error messages or clues that may help diagnose the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search the SAP Support Portal for relevant notes.
  Documentation: Refer to the official SAP documentation for your specific database type (e.g., Oracle, SQL Server, HANA) for connection troubleshooting.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your database administrator or SAP support for further assistance.