Database connection issue

[firoz.raj]

can someone tell me ???. Why the following code is not working ???. let me know some idea.

 private bool OpenConnection(ref OleDbConnection conn)
        {
            try
                {
                conn = new OleDbConnection(@"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Imp\product_Table.mdb");
                conn.Open();

                if (conn.State!=conn.Open )
                     {
                    MessageBox.Show("Connection is Not Open");
                    return false;
                   
                     }
                else
                    {

                    return true;
                    
                     }


                
                   }
            catch (Exception ex)
                   {
                MessageBox.Show(ex.Message);
                 return false;
                   }
        }