diff --git a/module/programplan/model.php b/module/programplan/model.php
index 4a4e475a9c..7f993dfeeb 100755
--- a/module/programplan/model.php
+++ b/module/programplan/model.php
@@ -144,7 +144,6 @@ class programplanModel extends model
      * @param  int     $baselineID
      * @param  string  $selectCustom
      * @param  bool    $returnJson
-     * @param  string  $type
      * @access public
      * @return string
      */
@@ -334,6 +333,17 @@ class programplanModel extends model
         return $returnJson ? json_encode($datas) : $datas;
     }
 
+    /**
+     * Get gantt data group by assigned.
+     *
+     * @param  int     $executionID
+     * @param  int     $productID
+     * @param  int     $baselineID
+     * @param  string  $selectCustom
+     * @param  bool    $returnJson
+     * @access public
+     * @return string
+     */
     public function getDataForGanttGroupByAssignedTo($executionID, $productID, $baselineID = 0, $selectCustom = '', $returnJson = true)
     {
         $plans = $this->getStage($executionID, $productID);
@@ -413,7 +423,7 @@ class programplanModel extends model
             //TODO
             $dataGroup->start_date = '03-11-2021';
             $dataGroup->endDate    = '2021-12-01';
-            $dataGroup->duration   = 1;
+            $dataGroup->duration   = 0;
             //TODO
             $dataGroup->taskProgress = '';
 
diff --git a/module/programplan/view/gantt.html.php b/module/programplan/view/gantt.html.php
index 0843e6157f..de74b9a541 100644
--- a/module/programplan/view/gantt.html.php
+++ b/module/programplan/view/gantt.html.php
@@ -431,7 +431,6 @@ function validateResources(id)
         type: "post",
         success: function(response)
         {
-            response = JSON.parse(response);
             if(response.result == 'fail' && response.message)
             {
                 new $.zui.Messager(response.message, {
@@ -479,6 +478,8 @@ $(function()
     gantt.config.order_branch        = ganttType == 'assignedTo' ? false : 'marker';
     gantt.config.drag_progress       = false;
     gantt.config.drag_links          = false;
+    gantt.config.drag_move           = ganttType == 'assignedTo' ? false : true;
+    gantt.config.drag_resize         = ganttType == 'assignedTo' ? false : true;
     gantt.config.smart_rendering     = true;
     gantt.config.smart_scales        = true;
     gantt.config.static_background   = true;