private void CorrectConnectionStringsInConfigFiles() { List <string> configFiles = new List <string>(); configFiles.AddRange(MyFileWorker.DirectoryGetFiles(solutionFolderName, "app.config")); configFiles.AddRange(MyFileWorker.DirectoryGetFiles(solutionFolderName, "web.config")); string dbName = GetDBNameFromSlnPath(slnPath); foreach (string configFile in configFiles) { var configXML = MyFileWorker.LoadXDocument(configFile); CorrectConnectionString(configXML, dbName); MyFileWorker.SaveXDocument(configXML, configFile); } }