How To Fix 15623 - No list of servers received

SAP Error Message - Details

• Message type: E = Error

• Message class: 15 - Update message

• Message number: 623

• Message text: No list of servers received

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.

What else can you do?

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 15623 - No list of servers received ?

  The SAP error message "15623 No list of servers received" typically indicates an issue with the connection between the SAP application and the underlying database or application server. This error can occur in various scenarios, such as when trying to connect to a database or when the application server is not properly configured or reachable.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP application server and the database server.
  Configuration Errors: Incorrect configuration settings in the SAP system or the database connection parameters can lead to this error.
  Database Server Down: The database server may be down or not responding.
  Firewall Restrictions: Firewalls or security settings may be blocking the connection between the SAP application and the database server.
  SAP Instance Issues: The SAP instance may not be running properly or may not be registered correctly in the system.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP application server and the database server is stable and functioning. You can use tools like ping or traceroute to diagnose network issues.
  Review Configuration Settings: Verify the configuration settings in the SAP system, particularly the database connection parameters. Ensure that the correct host, port, and credentials are being used.
  Check Database Server Status: Ensure that the database server is up and running. You can check the database logs for any errors or issues.
  Firewall and Security Settings: Review firewall settings to ensure that the necessary ports are open and that there are no restrictions preventing the connection.
  Restart SAP Services: Sometimes, simply restarting the SAP application server or the database server can resolve transient issues.
  Check SAP Notes: Look for relevant SAP Notes or patches that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  
  Related Information:
  
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They can provide more detailed troubleshooting steps based on your specific environment.
  Logs and Traces: Check the SAP application logs (transaction SM21) and the database logs for any additional error messages that may provide more context about the issue.
  Documentation: Review the official SAP documentation for your specific version and module, as there may be additional configuration steps or requirements.
  
  By following these steps, you should be able to diagnose and resolve the "15623 No list of servers received" error in your SAP environment.