public IActionResult DeleteAll() { _checkDataBase(); var data = _dbProvider.ContextAction(connection => { connection.OpenIfClosed(); try { _mainInitializer.DeleteAll(connection); _startOrStop(connection, false); return(_createAppvarsReader(connection)); } catch (Exception e) { Console.WriteLine(e); throw; } finally { connection.CloseIfOpened(); } }); return(Json(data)); }