Unable to connect.</br>Array
(
    [0] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => -1
            [code] => -1
            [2] => [Microsoft][ODBC Driver 17 for SQL Server]SQL Server Network Interfaces: Error Locating Server/Instance Specified [xFFFFFFFF]. 
            [message] => [Microsoft][ODBC Driver 17 for SQL Server]SQL Server Network Interfaces: Error Locating Server/Instance Specified [xFFFFFFFF]. 
        )

    [1] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => 26
            [code] => 26
            [2] => [Microsoft][ODBC Driver 17 for SQL Server]Client unable to establish connection because an error was encountered during handshakes before login. Common causes include client attempting to connect to an unsupported version of SQL Server, server too busy to accept new connections or a resource limitation (memory or maximum allowed connections) on the server.
            [message] => [Microsoft][ODBC Driver 17 for SQL Server]Client unable to establish connection because an error was encountered during handshakes before login. Common causes include client attempting to connect to an unsupported version of SQL Server, server too busy to accept new connections or a resource limitation (memory or maximum allowed connections) on the server.
        )

    [2] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => 233
            [code] => 233
            [2] => [Microsoft][ODBC Driver 17 for SQL Server]Shared Memory Provider: No process is on the other end of the pipe.

            [message] => [Microsoft][ODBC Driver 17 for SQL Server]Shared Memory Provider: No process is on the other end of the pipe.

        )

    [3] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => 26
            [code] => 26
            [2] => [Microsoft][ODBC Driver 17 for SQL Server]Client unable to establish connection
            [message] => [Microsoft][ODBC Driver 17 for SQL Server]Client unable to establish connection
        )

    [4] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => 233
            [code] => 233
            [2] => [Microsoft][ODBC Driver 17 for SQL Server]Client unable to establish connection due to prelogin failure
            [message] => [Microsoft][ODBC Driver 17 for SQL Server]Client unable to establish connection due to prelogin failure
        )

    [5] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => -1
            [code] => -1
            [2] => [Microsoft][ODBC Driver 17 for SQL Server]A network-related or instance-specific error has occurred while establishing a connection to SQL Server. Server is not found or not accessible. Check if instance name is correct and if SQL Server is configured to allow remote connections. For more information see SQL Server Books Online.
            [message] => [Microsoft][ODBC Driver 17 for SQL Server]A network-related or instance-specific error has occurred while establishing a connection to SQL Server. Server is not found or not accessible. Check if instance name is correct and if SQL Server is configured to allow remote connections. For more information see SQL Server Books Online.
        )

)