public static void ExecuteModifyConfigurationFile(ISessionWrapper session) { //System.Diagnostics.Debugger.Launch(); string customerName = session.Get(CUSTOMER_NAME[0]); string groupName = session.Get(GROUP_NAME[0]); string configFileUrl = session.Get(CONFIG_FILE_URL[0]); string monitorWebServiceUrl = session.Get(MONITOR_WEBSERVICE_URL[0]); string monitorHost = session.Get(MONITOR_HOST[0]); string connectionString = session.Get(CONNECTION_STRING[0]); string installLocation = session.Get("INSTALL_LOCATION"); session.Log("CUSTOMER_NAME = " + customerName); session.Log("GROUP_NAME = " + groupName); session.Log("CONFIG_FILE_URL = " + configFileUrl); session.Log("MONITOR_WEBSERVICE_URL = " + monitorWebServiceUrl); session.Log("MONITOR_HOST = " + monitorHost); session.Log("CONNECTION_STRING = " + connectionString); session.Log("INSTALL_LOCATION" + installLocation); string configFilePath = Path.Combine(installLocation, "Cegeka.Updater.Service.exe.config"); var doc = XDocument.Load(configFilePath); var appSettings = doc.Descendants().FirstOrDefault(e => e.Name == "appSettings"); replaceAppSettingAttributeValue(appSettings, CUSTOMER_NAME[1], customerName); replaceAppSettingAttributeValue(appSettings, GROUP_NAME[1], groupName); replaceAppSettingAttributeValue(appSettings, CONFIG_FILE_URL[1], configFileUrl); replaceAppSettingAttributeValue(appSettings, MONITOR_WEBSERVICE_URL[1], monitorWebServiceUrl); replaceAppSettingAttributeValue(appSettings, MONITOR_HOST[1], monitorHost); var connectionStringSection = doc.Descendants().FirstOrDefault(e => e.Name == "connectionStrings"); replaceConnectionString(connectionStringSection, CONNECTION_STRING[1], connectionString); doc.Save(configFilePath); }