diff --git a/module/task/control.php b/module/task/control.php
index 2c360a27e5..88d0f6b940 100644
--- a/module/task/control.php
+++ b/module/task/control.php
@@ -562,7 +562,7 @@ class task extends control
         if($this->post->names)
         {
             $allChanges = $this->task->batchUpdate();
-            if(dao::isError()) return print(js::error(dao::getError()));
+            if(dao::isError()) return $this->send(array('result' => 'fail', 'message' => dao::getError()));
 
             if(!empty($allChanges))
             {
diff --git a/module/task/lang/en.php b/module/task/lang/en.php
index c0cf60ed5b..b6eacee3be 100644
--- a/module/task/lang/en.php
+++ b/module/task/lang/en.php
@@ -246,6 +246,8 @@ $lang->task->error->finishedDateEmpty = '"Finished Date" should not be empty.';
 $lang->task->error->finishedDateSmall = '"Finished Date" should be > "Real Started"';
 $lang->task->error->alreadyConsumed   = 'The currently selected parent task has been consumed.';
 $lang->task->error->date              = 'The date should be >= today.';
+$lang->task->error->leftEmptyAB       = 'When the task status is %s, "Hours Left" cannot be 0';
+$lang->task->error->leftEmpty         = 'Task#%sWhen the task status is %s, "Left" cannot be 0';
 
 /* Report. */
 $lang->task->report = new stdclass();
diff --git a/module/task/lang/zh-cn.php b/module/task/lang/zh-cn.php
index 8f7f05cecd..f1a9a910b1 100644
--- a/module/task/lang/zh-cn.php
+++ b/module/task/lang/zh-cn.php
@@ -246,6 +246,8 @@ $lang->task->error->finishedDateEmpty = '实际完成不能为空';
 $lang->task->error->finishedDateSmall = '实际完成不能小于实际开始';
 $lang->task->error->alreadyConsumed   = '当前选中的父任务已有消耗。';
 $lang->task->error->date              = '日期不能大于今天';
+$lang->task->error->leftEmptyAB       = '任务状态为%s时，预计剩余不能为0';
+$lang->task->error->leftEmpty         = 'Task#%s任务状态为%s时，剩余不能为0';
 
 /* Report. */
 $lang->task->report         = new stdclass();
diff --git a/module/task/model.php b/module/task/model.php
index f524c69262..93ed0af681 100644
--- a/module/task/model.php
+++ b/module/task/model.php
@@ -998,6 +998,12 @@ class taskModel extends model
             $requiredFields = str_replace(',estimate,', ',', $requiredFields);
         }
 
+        if(strpos(',doing,pause,', $task->status) && empty($teams) && empty($task->left))
+        {
+            dao::$errors[] = sprintf($this->lang->task->error->leftEmptyAB, $this->lang->task->statusList[$task->status]);
+            return false;
+        }
+
         $requiredFields = trim($requiredFields, ',');
 
         $this->dao->update(TABLE_TASK)->data($task)
@@ -1008,7 +1014,6 @@ class taskModel extends model
             ->checkIF($task->estimate != false, 'estimate', 'float')
             ->checkIF($task->left     != false, 'left',     'float')
             ->checkIF($task->consumed != false, 'consumed', 'float')
-            ->checkIF($task->status   != 'wait' and empty($teams) and $task->left == 0 and $task->status != 'cancel' and $task->status != 'closed', 'status', 'equal', 'done')
 
             ->batchCheckIF($task->status == 'wait' or $task->status == 'doing', 'finishedBy, finishedDate,canceledBy, canceledDate, closedBy, closedDate, closedReason', 'empty')
 
@@ -1113,7 +1118,6 @@ class taskModel extends model
         {
             if(isset($data->modules[$taskID]) and ($data->modules[$taskID] == 'ditto')) $data->modules[$taskID] = isset($prev['module']) ? $prev['module'] : 0;
             if($data->types[$taskID]       == 'ditto') $data->types[$taskID]       = isset($prev['type'])       ? $prev['type']       : '';
-            if($data->statuses[$taskID]    == 'ditto') $data->statuses[$taskID]    = isset($prev['status'])     ? $prev['status']     : '';
             if($data->assignedTos[$taskID] == 'ditto') $data->assignedTos[$taskID] = isset($prev['assignedTo']) ? $prev['assignedTo'] : '';
             if($data->pris[$taskID]        == 'ditto') $data->pris[$taskID]        = isset($prev['pri'])        ? $prev['pri']        : 0;
             if($data->finishedBys[$taskID] == 'ditto') $data->finishedBys[$taskID] = isset($prev['finishedBy']) ? $prev['finishedBy'] : '';
@@ -1124,7 +1128,6 @@ class taskModel extends model
 
             $prev['module']     = $data->modules[$taskID];
             $prev['type']       = $data->types[$taskID];
-            $prev['status']     = $data->statuses[$taskID];
             $prev['assignedTo'] = $data->assignedTos[$taskID];
             $prev['pri']        = $data->pris[$taskID];
             $prev['finishedBy'] = $data->finishedBys[$taskID];
@@ -1145,7 +1148,7 @@ class taskModel extends model
             $task->name           = $data->names[$taskID];
             $task->module         = isset($data->modules[$taskID]) ? $data->modules[$taskID] : 0;
             $task->type           = $data->types[$taskID];
-            $task->status         = $data->statuses[$taskID];
+            $task->status         = isset($data->statuses[$taskID]) ? $data->statuses[$taskID] : $oldTask->status;
             $task->assignedTo     = $task->status == 'closed' ? 'closed' : $data->assignedTos[$taskID];
             $task->pri            = $data->pris[$taskID];
             $task->estimate       = isset($data->estimates[$taskID]) ? $data->estimates[$taskID] : $oldTask->estimate;
@@ -1180,11 +1183,12 @@ class taskModel extends model
                 if($message) return print(js::alert($message));
             }
 
-            if($data->consumeds[$taskID])
+            if(isset($data->consumeds[$taskID]))
             {
                 if($data->consumeds[$taskID] < 0)
                 {
-                    echo js::alert(sprintf($this->lang->task->error->consumed, $taskID));
+                    dao::$errors[] = sprintf($this->lang->task->error->consumed, $taskID);
+                    return false;
                 }
                 else
                 {
@@ -1256,9 +1260,19 @@ class taskModel extends model
         /* Check field not empty. */
         foreach($tasks as $taskID => $task)
         {
-            if($task->status == 'done' and $task->consumed == false) return print(js::error('task#' . $taskID . sprintf($this->lang->error->notempty, $this->lang->task->consumedThisTime)));
             if($task->status == 'cancel') continue;
-            if(!empty($task->deadline) and $task->estStarted > $task->deadline) return print(js::error('task#' . $taskID . $this->lang->task->error->deadlineSmall));
+            if($task->status == 'done' and $task->consumed == false)
+            {
+                dao::$errors[] = 'Task#' . $taskID . sprintf($this->lang->error->notempty, $this->lang->task->consumedThisTime);
+                return false;
+            }
+
+            if(!empty($task->deadline) and $task->estStarted > $task->deadline)
+            {
+                dao::$errors[] = 'Task#' . $taskID . $this->lang->task->error->deadlineSmall;
+                return false;
+            }
+
             foreach(explode(',', $this->config->task->edit->requiredFields) as $field)
             {
                 $field = trim($field);
@@ -1275,6 +1289,12 @@ class taskModel extends model
 
         foreach($tasks as $taskID => $task)
         {
+            if(strpos(',doing,pause,', $task->status) && empty($teams) && $task->parent >= 0 && empty($task->left))
+            {
+                dao::$errors[] = sprintf($this->lang->task->error->leftEmpty, $taskID, $this->lang->task->statusList[$task->status]);
+                return false;
+            }
+
             $oldTask = $oldTasks[$taskID];
             $this->dao->update(TABLE_TASK)->data($task)
                 ->autoCheck()
@@ -1282,7 +1302,6 @@ class taskModel extends model
                 ->checkIF($task->estimate != false, 'estimate', 'float')
                 ->checkIF($task->consumed != false, 'consumed', 'float')
                 ->checkIF($task->left     != false, 'left',     'float')
-                ->checkIF($task->parent > 0 and $task->left == 0 and $task->status != 'cancel' and $task->status != 'closed' and $task->status != 'wait' and $task->consumed != 0, 'status', 'equal', 'done')
 
                 ->batchCheckIF($task->status == 'wait' or $task->status == 'doing', 'finishedBy, finishedDate,canceledBy, canceledDate, closedBy, closedDate, closedReason', 'empty')
 
@@ -1294,6 +1313,11 @@ class taskModel extends model
                 ->batchCheckIF($task->closedReason == 'cancel', 'finishedBy, finishedDate', 'empty')
                 ->where('id')->eq((int)$taskID)
                 ->exec();
+            if(dao::isError())
+            {
+                dao::$errors[] = 'Task#' . $taskID . dao::getError(true);
+                return false;
+            }
 
             if($task->status == 'done' and $task->closedReason) $this->dao->update(TABLE_TASK)->set('status')->eq('closed')->where('id')->eq($taskID)->exec();
 
@@ -1324,10 +1348,6 @@ class taskModel extends model
                 if($task->status != $oldTask->status) $this->loadModel('kanban')->updateLane($oldTask->execution, 'task', $oldTask->id);
                 $allChanges[$taskID] = common::createChanges($oldTask, $task);
             }
-            else
-            {
-                return print(js::error('task#' . $taskID . dao::getError(true)));
-            }
         }
         if(!dao::isError()) $this->loadModel('score')->create('ajax', 'batchEdit');
         return $allChanges;
diff --git a/module/task/view/batchedit.html.php b/module/task/view/batchedit.html.php
index 2c1de060e9..ecfdc202fa 100755
--- a/module/task/view/batchedit.html.php
+++ b/module/task/view/batchedit.html.php
@@ -127,7 +127,7 @@ js::set('dittoNotice', $dittoNotice);
             <td class='text-left<?php echo zget($visibleFields, 'module', ' hidden')?>' style='overflow:visible'><?php echo html::select("modules[$taskID]", $modules, $tasks[$taskID]->module, "class='form-control chosen'")?></td>
             <td class='text-left<?php echo zget($visibleFields, 'assignedTo', ' hidden')?>' style='overflow:visible'><?php echo html::select("assignedTos[$taskID]", $taskMembers, $tasks[$taskID]->assignedTo, "class='form-control chosen' {$disableAssignedTo}");?></td>
             <td><?php echo html::select("types[$taskID]",    $typeList, $tasks[$taskID]->type, "class='form-control'");?></td>
-            <td <?php echo zget($visibleFields, 'status',     "class='hidden'")?>><?php echo html::select("statuses[$taskID]", $statusList, $tasks[$taskID]->status, "class='form-control'");?></td>
+            <td <?php echo zget($visibleFields, 'status',     "class='hidden'")?>><?php echo html::select("statuses[$taskID]", $statusList, $tasks[$taskID]->status, "class='form-control' {$disableHour}");?></td>
             <td <?php echo zget($visibleFields, 'estStarted', "class='hidden'")?>><?php echo html::input("estStarteds[$taskID]", helper::isZeroDate($tasks[$taskID]->estStarted) ? '' : $tasks[$taskID]->estStarted, "class='form-control text-center form-date'");?></td>
             <td <?php echo zget($visibleFields, 'deadline',   "class='hidden'")?>><?php echo html::input("deadlines[$taskID]", helper::isZeroDate($tasks[$taskID]->deadline) ? '' : $tasks[$taskID]->deadline, "class='form-control text-center form-date'");?></td>
             <td <?php echo zget($visibleFields, 'pri',        "class='hidden'")?>><?php echo html::select("pris[$taskID]", $priList, $tasks[$taskID]->pri, "class='form-control'");?></td>