public async Task <IActionResult> OperationSearch(string name) { if (name == null) { return(RedirectToAction(nameof(Error), new { message = "Name is null" })); } var obj = await _operatorService.FindByNameAsync(name); if (obj.Count() == 0) { return(RedirectToAction(nameof(Error), new { message = "Name not found" })); } return(View(obj)); }