fix error in delete action: route name, misplaced 404 errors

Controller/SingleTaskController.php

@@ -219,6 +219,10 @@ class SingleTaskController extends Controller
         $taskRepository = $this->get('chill_task.single_task_repository');
 
         $task = $taskRepository->find($id);
+        
+        if (!$task) {
+            throw $this->createNotFoundException('Unable to find Task entity.');
+        }
 
         if (!is_null($task->getPerson() === !null)) {
 
@@ -240,10 +244,6 @@ class SingleTaskController extends Controller
         $this->denyAccessUnlessGranted(TaskVoter::DELETE, $task, 'You are not '
             . 'allowed to delete this task');
 
-        if (!$task) {
-            throw $this->createNotFoundException('Unable to find Task entity.');
-        }
-
         $form = $this->createDeleteForm($id);
 
         if ($request->getMethod() === Request::METHOD_DELETE) {
@@ -271,7 +271,7 @@ class SingleTaskController extends Controller
                       ->trans("The task has been successfully removed."));
 
                 return $this->redirect($this->generateUrl(
-                  'chill_task_task_list_by_person', array(
+                  'chill_task_singletask_list', array(
                      'person_id' => $personId
                   )));
             }