How To Fix RSDA_SYB009 - DB connection &1 could not be opened (work process &2 of server &3)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDA_SYB - Messages for near-line implementation for Sybase IQ

• Message number: 009

• Message text: DB connection &1 could not be opened (work process &2 of server &3)

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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First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDA_SYB009 - DB connection &1 could not be opened (work process &2 of server &3) ?

  The SAP error message RSDA_SYB009 DB connection &1 could not be opened (work process &2 of server &3) typically indicates that there is an issue with the database connection to a Sybase database. This error can arise due to various reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Database Unavailability: The Sybase database server might be down or not reachable due to network issues.
  Incorrect Connection Parameters: The connection parameters (like hostname, port, database name, username, or password) might be incorrect.
  Insufficient Permissions: The user account being used to connect to the database may not have the necessary permissions.
  Resource Limitations: The database server may be experiencing resource limitations (e.g., too many connections).
  Configuration Issues: There may be issues with the SAP system configuration or the database configuration.
  Firewall Issues: A firewall might be blocking the connection to the database server.
  
  Solutions:
  
  Check Database Status: Ensure that the Sybase database server is up and running. You can do this by trying to connect to the database using a database client or command line.
  Verify Connection Parameters: Double-check the connection parameters in the SAP system configuration (transaction DBACOCKPIT or DB02) to ensure they are correct.
  User Permissions: Verify that the user account has the necessary permissions to access the database.
  Monitor Resource Usage: Check the database server for resource usage and connection limits. If the server is overloaded, consider increasing resources or optimizing queries.
  Network Configuration: Ensure that there are no network issues preventing the SAP system from reaching the database server. Check for any firewall rules that might be blocking the connection.
  SAP Configuration: Review the SAP configuration settings related to the database connection. Ensure that the database driver and connection settings are correctly configured.
  Check Logs: Review the SAP application logs (transaction SM21) and the database logs for any additional error messages that might provide more context.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation for database connectivity and troubleshooting.
  Community Forums: Consider searching or posting on SAP community forums for additional insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your database administrator or SAP support for further assistance.