diff --git a/module/task/model.php b/module/task/model.php
index c9ccb6789d..1d679d7f32 100755
--- a/module/task/model.php
+++ b/module/task/model.php
@@ -3916,6 +3916,7 @@ class taskModel extends model
 
         /* If both of lane id and column id are not empty, add task to the kanban cell. */
         if($laneID and $columnID) $this->kanban->addKanbanCell($kanbanID, $laneID, $columnID, 'task', $task->id);
+
         /* If lane id or column id is empty, update the task type lane of the kanban. */
         if(!$laneID or !$columnID) $this->kanban->updateLane($kanbanID, 'task');
     }
diff --git a/module/task/test/model/aftercreate.php b/module/task/test/model/aftercreate.php
index da8c09b9b5..519b3fbb1b 100755
--- a/module/task/test/model/aftercreate.php
+++ b/module/task/test/model/aftercreate.php
@@ -60,8 +60,15 @@ $testTasks[3]->type   = 'test';
 $testTasks[3]->mailto = '';
 
 $taskTester = new taskTest();
-r($taskTester->afterCreateTest(1, $taskIdList['test'], 1))                && p('toTask')        && e('1');       // 测试Bug转任务后，更新Bug的信息
-r($taskTester->afterCreateTest(2, $taskIdList['todo'], 0, 1))             && p('status')        && e('done');    // 测试待办转任务后，更新待办的信息
-r($taskTester->afterCreateTest(3, $taskIdList['design']))                 && p('designVersion') && e('1');       // 测试任务关联设计后，更新任务中的designVersion字段
-r($taskTester->afterCreateTest(4, $taskIdList['story']))                  && p('stage')         && e('planned'); // 测试任务关联需求后，更新需求的阶段
-r($taskTester->afterCreateTest(1, $taskIdList['test'], 0, 0, $testTasks)) && p('parent')        && e('-1');      // 测试任务创建子任务后，父任务的parent字段的值
+r($taskTester->afterCreateTest())                                         && p()                && e('0');         // 测试空数据
+r($taskTester->afterCreateTest(0, $taskIdList['test']))                   && p()                && e('0');         // 测试taskID为空的情况
+r($taskTester->afterCreateTest(5, $taskIdList['test']))                   && p()                && e('0');         // 测试taskID不存在的情况
+r($taskTester->afterCreateTest(1))                                        && p('name')          && e('测试任务1'); // 测试taskIdList为空的情况
+r($taskTester->afterCreateTest(1, array(), 1))                            && p('title')         && e('Bug1');      // 测试taskIdList为空，但是有BugID的情况
+r($taskTester->afterCreateTest(1, array(), 0, 1))                         && p('name')          && e('待办1');     // 测试taskIdList为空，但是有todoID的情况
+r($taskTester->afterCreateTest(1, array(), 0, 0, $testTasks))             && p('name')          && e('测试任务1'); // 测试taskIdList为空，但是有testTasks的情况
+r($taskTester->afterCreateTest(1, $taskIdList['test'], 1))                && p('toTask')        && e('1');         // 测试Bug转任务后，更新Bug的信息
+r($taskTester->afterCreateTest(2, $taskIdList['todo'], 0, 1))             && p('status')        && e('done');      // 测试待办转任务后，更新待办的信息
+r($taskTester->afterCreateTest(3, $taskIdList['design']))                 && p('designVersion') && e('1');         // 测试任务关联设计后，更新任务中的designVersion字段
+r($taskTester->afterCreateTest(4, $taskIdList['story']))                  && p('stage')         && e('planned');   // 测试任务关联需求后，更新需求的阶段
+r($taskTester->afterCreateTest(1, $taskIdList['test'], 0, 0, $testTasks)) && p('parent')        && e('-1');        // 测试任务创建子任务后，父任务的parent字段的值
diff --git a/module/task/test/task.class.php b/module/task/test/task.class.php
index 23e17935d4..5c05263afa 100644
--- a/module/task/test/task.class.php
+++ b/module/task/test/task.class.php
@@ -1763,15 +1763,18 @@ class taskTest
      * @param  int   $todoID
      * @param  array $testTasks
      * @access public
-     * @return object
+     * @return object|bool
      */
-    public function afterCreateTest($taskID, $taskIdList, $bugID = 0, $todoID = 0, $testTasks = array())
+    public function afterCreateTest($taskID = 0, $taskIdList = array(), $bugID = 0, $todoID = 0, $testTasks = array())
     {
         global $tester;
         $_SERVER['HTTP_HOST'] = $tester->config->db->host;
 
         $task = $this->objectModel->getByID($taskID);
-        $this->objectModel->afterCreate($task, $taskIdList, $bugID, $todoID, $testTasks);
+        if(!$task) return false;
+
+        $result = $this->objectModel->afterCreate($task, $taskIdList, $bugID, $todoID, $testTasks);
+        if(!$result) return false;
 
         if($bugID)
         {