diff --git a/module/testtask/control.php b/module/testtask/control.php
index 6db1facb27..7ca0ee7915 100644
--- a/module/testtask/control.php
+++ b/module/testtask/control.php
@@ -348,7 +348,7 @@ class testtask extends control
         {
             $this->app->loadLang('testcase');
             $task    = $this->testtask->getById($taskID);
-            $bugInfo = $this->loadModel('testreport')->getBugInfo(array($taskID => $taskID), array($productID => $productID), $task->begin, $task->end, array($task->build => $task->build));
+            $bugInfo = $this->testtask->getBugInfo($taskID, $productID);
             foreach($this->post->charts as $chart)
             {
                 $chartFunc   = 'getDataOf' . $chart;
diff --git a/module/testtask/model.php b/module/testtask/model.php
index b28c045f00..40eb8089d2 100644
--- a/module/testtask/model.php
+++ b/module/testtask/model.php
@@ -581,6 +581,96 @@ class testtaskModel extends model
         return $datas;
     }
 
+    /**
+     * Get bug info.
+     * 
+     * @param  int    $taskID 
+     * @param  int    $productID 
+     * @access public
+     * @return array
+     */
+    public function getBugInfo($taskID, $productID)
+    {
+        $foundBugs = $this->dao->select('*')->from(TABLE_BUG)->where('product')->in($productID)->andWhere('testtask')->eq($taskID)->andWhere('deleted')->eq(0)->fetchAll();
+
+        $severityGroups = $statusGroups = $openedByGroups = $resolvedByGroups = $resolutionGroups = $moduleGroups = array();
+        $resolvedBugs   = 0;
+        foreach($foundBugs as $bug)
+        {
+            $severityGroups[$bug->severity] = isset($severityGroups[$bug->severity]) ? $severityGroups[$bug->severity] + 1 : 1;
+            $statusGroups[$bug->status]     = isset($statusGroups[$bug->status])     ? $statusGroups[$bug->status]     + 1 : 1;
+            $openedByGroups[$bug->openedBy] = isset($openedByGroups[$bug->openedBy]) ? $openedByGroups[$bug->openedBy] + 1 : 1;
+            $moduleGroups[$bug->module]     = isset($moduleGroups[$bug->module])     ? $moduleGroups[$bug->module]     + 1 : 1;
+
+            if($bug->resolvedBy) $resolvedByGroups[$bug->resolvedBy] = isset($resolvedByGroups[$bug->resolvedBy]) ? $resolvedByGroups[$bug->resolvedBy] + 1 : 1;
+            if($bug->resolution) $resolutionGroups[$bug->resolution] = isset($resolutionGroups[$bug->resolution]) ? $resolutionGroups[$bug->resolution] + 1 : 1;
+            if($bug->status == 'resolved' or $bug->status == 'closed') $resolvedBugs ++;
+        }
+
+        $bugInfo['bugConfirmedRate']    = empty($resolvedBugs) ? 0 : round((zget($resolutionGroups, 'fixed', 0) + zget($resolutionGroups, 'postponed', 0)) / $resolvedBugs * 100, 2);
+        $bugInfo['bugCreateByCaseRate'] = empty($byCaseNum) ? 0 : round($byCaseNum / count($foundBugs) * 100, 2);
+
+        $this->app->loadLang('bug');
+        $users = $this->loadModel('user')->getPairs('noclosed|noletter|nodeleted');
+        $data  = array();
+        foreach($severityGroups as $severity => $count)
+        {
+            $data[$severity] = new stdclass();
+            $data[$severity]->name  = zget($this->lang->bug->severityList, $severity);
+            $data[$severity]->value = $count;
+        }
+        $bugInfo['bugSeverityGroups'] = $data;
+
+        $data = array();
+        foreach($statusGroups as $status => $count)
+        {
+            $data[$status] = new stdclass();
+            $data[$status]->name  = zget($this->lang->bug->statusList, $status);
+            $data[$status]->value = $count;
+        }
+        $bugInfo['bugStatusGroups'] = $data;
+
+        $data = array();
+        foreach($resolutionGroups as $resolution => $count)
+        {
+            $data[$resolution] = new stdclass();
+            $data[$resolution]->name  = zget($this->lang->bug->resolutionList, $resolution);
+            $data[$resolution]->value = $count;
+        }
+        $bugInfo['bugResolutionGroups'] = $data;
+
+        $data = array();
+        foreach($openedByGroups as $openedBy => $count)
+        {
+            $data[$openedBy] = new stdclass();
+            $data[$openedBy]->name  = zget($users, $openedBy);
+            $data[$openedBy]->value = $count;
+        }
+        $bugInfo['bugOpenedByGroups'] = $data;
+
+        $this->loadModel('tree');
+        $modules = $this->tree->getOptionMenu($productID, $viewType = 'bug');
+        $data    = array();
+        foreach($moduleGroups as $moduleID => $count)
+        {
+            $data[$moduleID] = new stdclass();
+            $data[$moduleID]->name  = zget($modules, $moduleID);
+            $data[$moduleID]->value = $count;
+        }
+        $bugInfo['bugModuleGroups'] = $data;
+
+        $data = array();
+        foreach($resolvedByGroups as $resolvedBy => $count)
+        {
+            $data[$resolvedBy] = new stdclass();
+            $data[$resolvedBy]->name  = zget($users, $resolvedBy);
+            $data[$resolvedBy]->value = $count;
+        }
+        $bugInfo['bugResolvedByGroups'] = $data;
+
+        return $bugInfo;
+    }
+
      /**
      * Merge the default chart settings and the settings of current chart.
      *