diff --git a/module/caselib/model.php b/module/caselib/model.php
index 8f03af8c2e..2a4e752873 100644
--- a/module/caselib/model.php
+++ b/module/caselib/model.php
@@ -74,11 +74,13 @@ class caselibModel extends model
      * @param  int   $libID
      * @param  bool  $setImgSize
      * @access public
-     * @return object
+     * @return object|bool
      */
     public function getById($libID, $setImgSize = false)
     {
         $lib = $this->dao->select('*')->from(TABLE_TESTSUITE)->where('id')->eq((int)$libID)->fetch();
+        if(!$lib) return false;
+
         $lib = $this->loadModel('file')->replaceImgURL($lib, 'desc');
         if($setImgSize) $lib->desc = $this->file->setImgSize($lib->desc);
         return $lib;
diff --git a/module/execution/control.php b/module/execution/control.php
index 6e6036cfb8..6c79a4d124 100644
--- a/module/execution/control.php
+++ b/module/execution/control.php
@@ -2280,6 +2280,9 @@ class execution extends control
         $executionID = $this->execution->saveState((int)$executionID, $this->executions);
         $execution   = $this->execution->getById($executionID, true);
 
+        $type = $this->config->vision == 'lite' ? 'kanban' : 'stage,sprint,kanban';
+        if(empty($execution) || strpos($type, $execution->type) === false) return print(js::error($this->lang->notFound) . js::locate('back'));
+
         $execution->projectInfo = $this->loadModel('project')->getByID($execution->project);
 
         if($this->config->systemMode == 'new')
@@ -2289,9 +2292,6 @@ class execution extends control
             $this->view->programList = $this->loadModel('program')->getPairsByList($programList);
         }
 
-        $type = $this->config->vision == 'lite' ? 'kanban' : 'stage,sprint,kanban';
-        if(empty($execution) || strpos($type, $execution->type) === false) return print(js::error($this->lang->notFound) . js::locate('back'));
-
         if($execution->type == 'kanban' and defined('RUN_MODE') and RUN_MODE == 'api') return print($this->fetch('execution', 'kanban', "executionID=$executionID"));
 
         $this->app->loadLang('program');
diff --git a/module/story/control.php b/module/story/control.php
index 1baefae6cd..105528bd04 100644
--- a/module/story/control.php
+++ b/module/story/control.php
@@ -1237,15 +1237,15 @@ class story extends control
         $this->session->set('buildList',   $uri, $buildApp);
         $this->app->loadLang('bug');
 
-        $storyID = (int)$storyID;
-        $story   = $this->story->getById($storyID, $version, true);
-        $version = empty($version) ? $story->version : $version;
+        $storyID        = (int)$storyID;
+        $story          = $this->story->getById($storyID, $version, true);
         $linkModuleName = $this->config->vision == 'lite' ? 'project' : 'product';
         if(!$story) return print(js::error($this->lang->notFound) . js::locate($this->createLink($linkModuleName, 'index')));
 
         if(!$this->app->user->admin and strpos(",{$this->app->user->view->products},", ",$story->product,") === false) return print(js::error($this->lang->product->accessDenied) . js::locate('back'));
 
-        $story = $this->story->mergeReviewer($story, true);
+        $version = empty($version) ? $story->version : $version;
+        $story   = $this->story->mergeReviewer($story, true);
 
         $this->story->replaceURLang($story->type);
 
diff --git a/module/task/control.php b/module/task/control.php
index 868ed21179..c54d8265ff 100755
--- a/module/task/control.php
+++ b/module/task/control.php
@@ -951,11 +951,6 @@ class task extends control
      */
     public function view($taskID)
     {
-        $this->session->set('executionList', $this->app->getURI(true), 'execution');
-
-        $this->commonAction($taskID);
-        if($this->app->tab == 'project') $this->loadModel('project')->setMenu($this->session->project);
-
         $taskID = (int)$taskID;
         $task   = $this->task->getById($taskID, true);
         if(!$task)
@@ -964,6 +959,11 @@ class task extends control
             return print(js::error($this->lang->notFound) . js::locate($this->createLink('execution', 'all')));
         }
 
+        $this->session->set('executionList', $this->app->getURI(true), 'execution');
+
+        $this->commonAction($taskID);
+        if($this->app->tab == 'project') $this->loadModel('project')->setMenu($this->session->project);
+
         $execution = $this->execution->getById($task->execution);
         if(!isonlybody() and $execution->type == 'kanban')
         {
diff --git a/module/testcase/control.php b/module/testcase/control.php
index fb431e6e3a..01b49602f5 100644
--- a/module/testcase/control.php
+++ b/module/testcase/control.php
@@ -758,13 +758,15 @@ class testcase extends control
 
         $caseID = (int)$caseID;
         $case   = $this->testcase->getById($caseID, $version);
-        $case   = $this->loadModel('story')->checkNeedConfirm($case);
+
         if(!$case)
         {
             if(defined('RUN_MODE') && RUN_MODE == 'api') return $this->send(array('status' => 'fail', 'message' => '404 Not found'));
             return print(js::error($this->lang->notFound) . js::locate($this->createLink('qa', 'index')));
         }
 
+        $case = $this->loadModel('story')->checkNeedConfirm($case);
+
         if($from == 'testtask')
         {
             $run = $this->loadModel('testtask')->getRunByCase($taskID, $caseID);