diff --git a/module/task/lang/zh-tw.php b/module/task/lang/zh-tw.php
index 7000161da3..40de616a4b 100644
--- a/module/task/lang/zh-tw.php
+++ b/module/task/lang/zh-tw.php
@@ -198,6 +198,7 @@ $lang->task->createDenied          = '你不能在該項目添加任務';
 $lang->task->cannotDeleteParent    = '不能刪除父任務。';
 
 $lang->task->error                   = new stdclass();
+$lang->task->error->totalNumber      = '"總計消耗"必須為數字';
 $lang->task->error->consumedNumber   = '"本次消耗"必須為數字';
 $lang->task->error->estimateNumber   = '"預計剩餘"必須為數字';
 $lang->task->error->recordMinus      = '工時不能為負數';
diff --git a/module/task/model.php b/module/task/model.php
index 63eef086cf..d6febd4f56 100644
--- a/module/task/model.php
+++ b/module/task/model.php
@@ -1208,9 +1208,14 @@ class taskModel extends model
     public function recordEstimate($taskID)
     {
         $record = fixer::input('post')->get();
-        foreach($record->consumed as $item)
+        foreach($record->consumed as $id => $item)
         {
-            if(!trim($item)) continue;
+            if(!trim($item))
+            {
+                $record->consumed[$id] = trim($item);
+                continue;
+            }
+
             if(!is_numeric($item))
             {
                 dao::$errors[] = $this->lang->task->error->totalNumber;
@@ -1218,9 +1223,14 @@ class taskModel extends model
             }
         }
 
-        foreach($record->left as $item)
+        foreach($record->left as $id => $item)
         {
-            if(!trim($item)) continue;
+            if(!trim($item))
+            {
+                $record->left[$id] = trim($item);
+                continue;
+            }
+
             if(!is_numeric($item))
             {
                 dao::$errors[] = $this->lang->task->error->estimateNumber;