Array
(
    [0] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => 10061
            [code] => 10061
            [2] => [Microsoft][ODBC Driver 11 for SQL Server]TCP Provider: No connection could be made because the target machine actively refused it.

            [message] => [Microsoft][ODBC Driver 11 for SQL Server]TCP Provider: No connection could be made because the target machine actively refused it.

        )

    [1] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => 26
            [code] => 26
            [2] => [Microsoft][ODBC Driver 11 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 11 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] => 10054
            [code] => 10054
            [2] => [Microsoft][ODBC Driver 11 for SQL Server]TCP Provider: An existing connection was forcibly closed by the remote host.

            [message] => [Microsoft][ODBC Driver 11 for SQL Server]TCP Provider: An existing connection was forcibly closed by the remote host.

        )

    [3] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => 26
            [code] => 26
            [2] => [Microsoft][ODBC Driver 11 for SQL Server]Client unable to establish connection
            [message] => [Microsoft][ODBC Driver 11 for SQL Server]Client unable to establish connection
        )

    [4] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => 10054
            [code] => 10054
            [2] => [Microsoft][ODBC Driver 11 for SQL Server]Client unable to establish connection due to prelogin failure
            [message] => [Microsoft][ODBC Driver 11 for SQL Server]Client unable to establish connection due to prelogin failure
        )

    [5] => Array
        (
            [0] => 08001
            [SQLSTATE] => 08001
            [1] => 10061
            [code] => 10061
            [2] => [Microsoft][ODBC Driver 11 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 11 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.
        )

)
1