public override void Persist(ChoConfigSectionObjectMap configSectionObjectMap) { StringBuilder config = new StringBuilder(); Hashtable keyValues = configSectionObjectMap.ToHashtable(); foreach (string key in keyValues.Keys) { if (keyValues[key] != null) { config.AppendFormat("<add key=\"{0}\" value=\"{1}\" />{2}", key, keyValues[key].ToString(), Environment.NewLine); } } File.WriteAllText(_configPath, ChoXmlDocument.SetInnerXml(_configPath, ConfigSectionName, config.ToString())); }