Common Causes and Solutions for sql 2000 error 17055

By / March 16, 2023

However, some users have stated error 17055 when attempting to open SQL Server Management Studio.
That error states that SQL Server Management Studio cannot connect to the database server.
That issue can be caused by network connectivity issues, but in today’s article, we will explore some of the best solutions.

  • The sql error 17055 will happen often if your database is corrupted.
  • This guide will help you fix this issue through various ways, including repairing your database.
  • Our Windows 10 Errors hub has all the guides you need to fix any common error codes.
  • Our Windows 10 Errors Hub has all the guides you need to fix any common error codes.

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    Check that the server name is correct

    1. The database name contains invalid characters
    2. The database exists, but no logon has yet been established
      The database exists, but no logon has yet been established
    3. The database exists, but the user is not authorized.
    4. The database exists, but the user does not have the required permissions
    5. The database exists, but the user is not associated with the login used to connect
    6. In the Database Properties dialog box, check the value of the ServerName property.
    7. If the value of ServerName is missing from the Database Properties dialog box, reenter the value for the ServerName property.
      If the value of ServerName is missing from the Database Properties dialog box, reenter the value for the ServerName property.

    Verify the SQL Server service is running

    1. Verify that SQL Server is configured to allow remote connections
      Verify that SQL Server is configured to allow connections from remote computers
    2. Verify permissions on SQL Server
      Verify permissions on SQL Server
    3. Verify that DSN for SQL Server is configured correctly
    4. Verify the SQL Server database is configured correctly
    5. Verify that the SQL Server client is configured correctly
    6. Verify that the SQL Server service is running
      Verify that the SQL Server service is running
    7. Verify that SQL Server is configured to allow remote connections
    8. Verify that SQL Server is configured to allow connections from remote computers
    9. Verify permissions on SQL Server
      Verify permissions on SQL Server
    10. Verify that DSN for SQL Server is configured correctly
    11. Verify the SQL Server database is configured correctly
    12. Verify that the SQL Server client is configured correctly

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    • Check the firewall settings

    1. Search Windows Security in the search box and right-click on the search result to open it.
    2. Click on Windows Defender Firewall from the list of options.
      Click on Windows Defender Firewall from the list of options.
    3. Click on the Advanced settings option from the left-hand pane.
    4. Select the Inbound Rules option from the left pane and then choose New Rule.
    5. Click on Port.
    6. Choose the Specific local ports option and type the port number that SQL Server uses.
      Choose the Specific local ports option and type the port number that SQL Server uses.
    7. Click on Next.
    8. Select the Allow the connection option.
    9. Click on Finish.
    10. Restart the computer.
      Restart the computer.

    Make sure that SQL Server is listening on the correct port

    1. Go to SQL Server Configuration Manager
      Click on SQL Server Network Configuration
      Click on Protocols for MSSQLSERVER
      Make sure the TCP/IP protocol is selected
      Click Properties
    2. In the TCP/IP Configuration window, make sure that TCP/IP is enabled
      In the TCP/IP Configuration window, make sure that TCP/IP is enabled
    3. Make sure that TCP/IP is enabled on the SQL Server machine
    4. Make sure that your firewall is not blocking the connection to the SQL Server machine
    5. Make sure that your firewall is not blocking connections to the ports used by SQL Server
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    Validate that SQL Server is configured for TCP/IP

    1. Error 17055 occurs when the Microsoft SQL Server is configured to use TCP protocol, when the SQL Server is configured to use named pipes, or when the port of SQL Server is not opened.
      Error 17055 occurs when the Microsoft SQL Server is configured to use TCP protocol, when the SQL Server is configured to use named pipes, or when the port of SQL Server is not opened.
    2. Open SQL Server Configuration Manager
    3. Click SQL Server Network Configuration
    4. Double-click TCP/IP
    5. Make sure the value for SQL Server Browser Port and SQL Server Browser Protocol are listed as TCP

      If TCP is listed as Not Allowed, you will need to add TCP protocol to SQL Server Configuration Manager

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