错误:从索引 0 处开始，初始化字符串的格式不符合规范

Imports System.Data.Sqlclient
Module Module1

    Sub Main()
        Try
            Dim strSQL, strConn As String
            strConn = "Data Source=B5B4E10CDA33451;Initial Catalog=Northwind;User Id=sa; Password=7997;"
            strSQL = "select * from Customers"
            Dim da As New SqlDataAdapter(strConn, strSQL)
            Dim ds As New DataSet()
            da.Fill(ds, "customers")
            'For Each col As DataColumn In ds.Tables("customers").Columns
            '    Console.WriteLine("{0} - {1}}", col.ColumnName, col.DataType)
            'Next

        Catch ex As Exception
            Console.WriteLine(ex.Message)

        End Try

    End Sub

End Module