diff --git a/module/task/lang/de.php b/module/task/lang/de.php
index f8bbe39e34..89c69ec76d 100644
--- a/module/task/lang/de.php
+++ b/module/task/lang/de.php
@@ -220,7 +220,7 @@ $lang->task->error->deadlineSmall     = '"Deadline" must be greater than "StartD
 $lang->task->error->alreadyStarted    = 'You cannot start this task, because it is started.';
 $lang->task->error->realStartedEmpty  = '"Real Started" should not be empty.';
 $lang->task->error->finishedDateEmpty = '"Finished Date" should not be empty.';
-$lang->task->error->chooseOtherParent = 'the currently selected parent task has been consumed, please select another parent task.';
+$lang->task->error->alreadyConsumed   = 'The currently selected parent task has been consumed.';
 
 /* Report. */
 $lang->task->report = new stdclass();
diff --git a/module/task/lang/en.php b/module/task/lang/en.php
index bde600a865..e1940d7286 100644
--- a/module/task/lang/en.php
+++ b/module/task/lang/en.php
@@ -220,7 +220,7 @@ $lang->task->error->deadlineSmall     = '"Deadline" must be greater than "StartD
 $lang->task->error->alreadyStarted    = 'You cannot start this task, because it is started.';
 $lang->task->error->realStartedEmpty  = '"Real Started" should not be empty.';
 $lang->task->error->finishedDateEmpty = '"Finished Date" should not be empty.';
-$lang->task->error->chooseOtherParent = 'the currently selected parent task has been consumed, please select another parent task.';
+$lang->task->error->alreadyConsumed   = 'The currently selected parent task has been consumed.';
 
 /* Report. */
 $lang->task->report = new stdclass();
diff --git a/module/task/lang/fr.php b/module/task/lang/fr.php
index 5ded91d617..d9e945f5c1 100644
--- a/module/task/lang/fr.php
+++ b/module/task/lang/fr.php
@@ -220,7 +220,7 @@ $lang->task->error->deadlineSmall     = '"Date Limite" doit être supérieur à
 $lang->task->error->alreadyStarted    = 'You cannot start this task, because it is started.';
 $lang->task->error->realStartedEmpty  = '"Real Started" should not be empty.';
 $lang->task->error->finishedDateEmpty = '"Finished Date" should not be empty.';
-$lang->task->error->chooseOtherParent = 'the currently selected parent task has been consumed, please select another parent task.';
+$lang->task->error->alreadyConsumed   = 'The currently selected parent task has been consumed.';
 
 /* Report. */
 $lang->task->report = new stdclass();
diff --git a/module/task/lang/vi.php b/module/task/lang/vi.php
index 43c9bd1926..156f85c110 100644
--- a/module/task/lang/vi.php
+++ b/module/task/lang/vi.php
@@ -220,7 +220,7 @@ $lang->task->error->deadlineSmall     = '"Hạn chót" phải lớn hơn "Ngày
 $lang->task->error->alreadyStarted    = 'You cannot start this task, because it is started.';
 $lang->task->error->realStartedEmpty  = '"Real Started" should not be empty.';
 $lang->task->error->finishedDateEmpty = '"Finished Date" should not be empty.';
-$lang->task->error->chooseOtherParent = 'the currently selected parent task has been consumed, please select another parent task.';
+$lang->task->error->alreadyConsumed   = 'The currently selected parent task has been consumed.';
 
 /* Report. */
 $lang->task->report = new stdclass();
diff --git a/module/task/lang/zh-cn.php b/module/task/lang/zh-cn.php
index 5e9bda3dfb..489866a79c 100644
--- a/module/task/lang/zh-cn.php
+++ b/module/task/lang/zh-cn.php
@@ -220,7 +220,7 @@ $lang->task->error->deadlineSmall     = '"截止日期"必须大于"预计开始
 $lang->task->error->alreadyStarted    = '此任务已被启动，不能重复启动！';
 $lang->task->error->realStartedEmpty  = '实际开始不能为空';
 $lang->task->error->finishedDateEmpty = '实际完成不能为空';
-$lang->task->error->chooseOtherParent = '当前选中的父任务已有消耗，请选择其他父任务。';
+$lang->task->error->alreadyConsumed   = '当前选中的父任务已有消耗。';
 
 /* Report. */
 $lang->task->report         = new stdclass();
diff --git a/module/task/model.php b/module/task/model.php
index fd3c5848cf..7d05276c2e 100644
--- a/module/task/model.php
+++ b/module/task/model.php
@@ -779,7 +779,7 @@ class taskModel extends model
         {
             $taskConsumed = 0;
             $taskConsumed = $this->dao->select('consumed')->from(TABLE_TASK)->where('id')->eq($this->post->parent)->andWhere('parent')->eq(0)->fetch('consumed');
-            if($taskConsumed > 0) die(js::error($this->lang->task->error->chooseOtherParent));
+            if($taskConsumed > 0) die(js::error($this->lang->task->error->alreadyConsumed));
         }
 
         $now  = helper::now();