Imtiyaz Ansari

Imtiyaz Ansari

  • 587
  • 1.9k
  • 197.7k

Session Null when dynamically created connection string

Mar 1 2014 3:43 AM

hi Every One



Session value  Null when dynamically created connection string  in asp .net using linq  



 SessionUtility sessionobj = new SessionUtility();
            sessionobj.setLoginName(txtName.Text);
            sessionobj.setPassword(txtPassword.Text);
            try
            {
                //Constructing connection string from the inputs
                StringBuilder Con = new StringBuilder("Data Source=");
                Con.Append("SERVER-PC\\SQLEXPRESS");
                Con.Append(";Initial Catalog=");
                Con.Append("APB_New");
                Con.Append(";User ID=sa;Password=option@123;timeout=20");
                string strCon = Con.ToString();
                updateConfigFile(strCon);
                //Create new sql connection
                SqlConnection Db = new SqlConnection();
                //to refresh connection string each time else it will use previous connection string
                ConfigurationManager.RefreshSection("connectionStrings");
                Db.ConnectionString = ConfigurationManager.ConnectionStrings["APBConnection"].ToString();



            }
            catch (Exception E)
            {

            }
---------------------------------------------------------------

  public void updateConfigFile(string con)
        {
          
            //updating config file
            try
            {
                XmlDocument XmlDoc = new XmlDocument();
                //Loading the Config file
                XmlDoc.Load(AppDomain.CurrentDomain.SetupInformation.ConfigurationFile);
                foreach (XmlElement xElement in XmlDoc.DocumentElement)
                {
                    if (xElement.Name == "connectionStrings")
                    {
                     
                        xElement.FirstChild.Attributes[2].Value = con;
                   
                    }
                }
            
                XmlDoc.Save(AppDomain.CurrentDomain.SetupInformation.ConfigurationFile);
            }
            catch (Exception ex)
           
            {
           
           
            }
        }



please reply ASAP.