private void LadujUstawienia() { Properties.Settings settings = new Properties.Settings(); SqlConnectionStringBuilder builder = new SqlConnectionStringBuilder(); builder.DataSource = settings.Host; builder.InitialCatalog = settings.NazwaBazy; builder.PersistSecurityInfo = true; builder.UserID = settings.Login; builder.Password = settings.Haslo; Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None); config.ConnectionStrings.ConnectionStrings["Serwis.Properties.Settings.SerwisConnectionString"].ConnectionString = builder.ConnectionString; config.Save(ConfigurationSaveMode.Modified, true); Properties.Settings.Default["SerwisConnectionString"] = builder.ConnectionString; settings.Save(); }