diff --git a/module/task/lang/de.php b/module/task/lang/de.php
index 0951ddd38c..bddff00969 100644
--- a/module/task/lang/de.php
+++ b/module/task/lang/de.php
@@ -200,22 +200,22 @@ $lang->task->cannotDeleteParent    = 'Cannot delete parent task';
 $lang->task->addChildTask          = 'Because the task has already consumed consumption, to ensure data consistency, we will help you create a subtask with the same name to record the consumption.';
 
 $lang->task->error = new stdclass();
-$lang->task->error->totalNumber       = '"Total Cost" must be numbers.';
-$lang->task->error->consumedNumber    = '"Verbraucht" muss eine Zahl sein.';
-$lang->task->error->estimateNumber    = '"Stunden" müss eine Zahl sein.';
-$lang->task->error->leftNumber        = '"Left" must be numbers.';
-$lang->task->error->recordMinus       = 'Work hours should not be negative number.';
-$lang->task->error->consumedSmall     = '"Genutzt" muss larger than before.';
-$lang->task->error->consumedThisTime  = 'Bitte geben Sie die Stunden an';
-$lang->task->error->left              = 'Bitte geben Sie die verbleibenden Stunden an"';
-$lang->task->error->work              = '"Bemerkung" muss kleiner als %d Zeichen sein.';
-$lang->task->error->skipClose         = 'Aufgabe: %s ist nicht “Erledigt” oder “Abgebrochen”. Möchten Sie die Aufgabe jetzt schließen?';
-$lang->task->error->consumed          = 'Aufgabe: %s Hour must be more than 0. Ignore changes to this Task.';
-$lang->task->error->assignedTo        = 'Mehere Tasks können nicht zugewisen werden, da die Benutzer nicht teil des Teams sind.';
-$lang->task->error->consumedEmpty     = '"Current Cost" should not be 0.';
-$lang->task->error->deadlineSmall     = '"Deadline" must be greater than "StartDate".';
-$lang->task->error->alreadyStarted    = 'You cannot start this task, because it is started.';
-$lang->task->error->chooseOtherParent = 'the currently selected parent task has been consumed, please select another parent task.';
+$lang->task->error->totalNumber      = '"Total Cost" must be numbers.';
+$lang->task->error->consumedNumber   = '"Verbraucht" muss eine Zahl sein.';
+$lang->task->error->estimateNumber   = '"Stunden" müss eine Zahl sein.';
+$lang->task->error->leftNumber       = '"Left" must be numbers.';
+$lang->task->error->recordMinus      = 'Work hours should not be negative number.';
+$lang->task->error->consumedSmall    = '"Genutzt" muss larger than before.';
+$lang->task->error->consumedThisTime = 'Bitte geben Sie die Stunden an';
+$lang->task->error->left             = 'Bitte geben Sie die verbleibenden Stunden an"';
+$lang->task->error->work             = '"Bemerkung" muss kleiner als %d Zeichen sein.';
+$lang->task->error->skipClose        = 'Aufgabe: %s ist nicht “Erledigt” oder “Abgebrochen”. Möchten Sie die Aufgabe jetzt schließen?';
+$lang->task->error->consumed         = 'Aufgabe: %s Hour must be more than 0. Ignore changes to this Task.';
+$lang->task->error->assignedTo       = 'Mehere Tasks können nicht zugewisen werden, da die Benutzer nicht teil des Teams sind.';
+$lang->task->error->consumedEmpty    = '"Current Cost" should not be 0.';
+$lang->task->error->deadlineSmall    = '"Deadline" must be greater than "StartDate".';
+$lang->task->error->alreadyStarted   = 'You cannot start this task, because it is started.';
+$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 4078d1df12..e732aaced8 100644
--- a/module/task/lang/en.php
+++ b/module/task/lang/en.php
@@ -200,22 +200,22 @@ $lang->task->cannotDeleteParent    = 'Cannot delete parent task';
 $lang->task->addChildTask          = 'Because the task has already consumed consumption, to ensure data consistency, we will help you create a subtask with the same name to record the consumption.';
 
 $lang->task->error = new stdclass();
-$lang->task->error->totalNumber       = '"Total Cost" must be numbers.';
-$lang->task->error->consumedNumber    = '"Current Cost" must be numbers.';
-$lang->task->error->estimateNumber    = '"Estimates" must be numbers.';
-$lang->task->error->leftNumber        = '"Left" must be numbers.';
-$lang->task->error->recordMinus       = 'Work hours should not be negative number.';
-$lang->task->error->consumedSmall     = '"Total Cost" must be > the last number.';
-$lang->task->error->consumedThisTime  = 'Please enter "Hours Cost"';
-$lang->task->error->left              = 'Please enter "Hours Left"';
-$lang->task->error->work              = '"Comment" must be <  %d characters.';
-$lang->task->error->skipClose         = 'Task: %s is not "Finished” or “Cancelled”. Do you want to close it?';
-$lang->task->error->consumed          = 'Task: %s hour must be < 0. Ignore changes to this task.';
-$lang->task->error->assignedTo        = 'Multi-user task in the current status cannot be assigned to a member who is not in the task team.';
-$lang->task->error->consumedEmpty     = '"Current Cost" should not be 0.';
-$lang->task->error->deadlineSmall     = '"Deadline" must be greater than "StartDate".';
-$lang->task->error->alreadyStarted    = 'You cannot start this task, because it is started.';
-$lang->task->error->chooseOtherParent = 'the currently selected parent task has been consumed, please select another parent task.';
+$lang->task->error->totalNumber      = '"Total Cost" must be numbers.';
+$lang->task->error->consumedNumber   = '"Current Cost" must be numbers.';
+$lang->task->error->estimateNumber   = '"Estimates" must be numbers.';
+$lang->task->error->leftNumber       = '"Left" must be numbers.';
+$lang->task->error->recordMinus      = 'Work hours should not be negative number.';
+$lang->task->error->consumedSmall    = '"Total Cost" must be > the last number.';
+$lang->task->error->consumedThisTime = 'Please enter "Hours Cost"';
+$lang->task->error->left             = 'Please enter "Hours Left"';
+$lang->task->error->work             = '"Comment" must be <  %d characters.';
+$lang->task->error->skipClose        = 'Task: %s is not "Finished” or “Cancelled”. Do you want to close it?';
+$lang->task->error->consumed         = 'Task: %s hour must be < 0. Ignore changes to this task.';
+$lang->task->error->assignedTo       = 'Multi-user task in the current status cannot be assigned to a member who is not in the task team.';
+$lang->task->error->consumedEmpty    = '"Current Cost" should not be 0.';
+$lang->task->error->deadlineSmall    = '"Deadline" must be greater than "StartDate".';
+$lang->task->error->alreadyStarted   = 'You cannot start this task, because it is started.';
+$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 ba5ace3d25..576ee993c9 100644
--- a/module/task/lang/fr.php
+++ b/module/task/lang/fr.php
@@ -200,22 +200,22 @@ $lang->task->cannotDeleteParent    = 'Impossible de supprimer la tâche parente'
 $lang->task->addChildTask          = 'Because the task has already consumed consumption, to ensure data consistency, we will help you create a subtask with the same name to record the consumption.';
 
 $lang->task->error = new stdclass();
-$lang->task->error->totalNumber       = '"Coût Total" doit être numérique.';
-$lang->task->error->consumedNumber    = '"Coût" doit être numérique.';
-$lang->task->error->estimateNumber    = '"Estimé" doit être numérique.';
-$lang->task->error->leftNumber        = '"Entrez" doit être numérique.';
-$lang->task->error->recordMinus       = 'Les heures de travail ne doivent pas être un nombre négatif.';
-$lang->task->error->consumedSmall     = '"Coût Total" doit être > au dernier chiffre.';
-$lang->task->error->consumedThisTime  = 'Entrez le "Coût en Heures"';
-$lang->task->error->left              = 'Entrez les "Heures Restantes"';
-$lang->task->error->work              = '"Commentaire" doit être <  %d caractères.';
-$lang->task->error->skipClose         = 'Tâche: %s non “Finie” ou “Annulée”. Voulez-vous la fermer malgré tout ?';
-$lang->task->error->consumed          = 'Tâche: %s heures doivent être < 0. Ignorer changements de cette tâche.';
-$lang->task->error->assignedTo        = "Tâche Multi-user dans le statut courant ne peut pas être assignée à un membre qui ne fait pas partie de l'équipe.";
-$lang->task->error->consumedEmpty     = '"Coût Actuel" ne devrait pas être 0.';
-$lang->task->error->deadlineSmall     = '"Date Limite" doit être supérieur à la "Date de Départ".';
-$lang->task->error->alreadyStarted    = 'You cannot start this task, because it is started.';
-$lang->task->error->chooseOtherParent = 'the currently selected parent task has been consumed, please select another parent task.';
+$lang->task->error->totalNumber      = '"Coût Total" doit être numérique.';
+$lang->task->error->consumedNumber   = '"Coût" doit être numérique.';
+$lang->task->error->estimateNumber   = '"Estimé" doit être numérique.';
+$lang->task->error->leftNumber       = '"Entrez" doit être numérique.';
+$lang->task->error->recordMinus      = 'Les heures de travail ne doivent pas être un nombre négatif.';
+$lang->task->error->consumedSmall    = '"Coût Total" doit être > au dernier chiffre.';
+$lang->task->error->consumedThisTime = 'Entrez le "Coût en Heures"';
+$lang->task->error->left             = 'Entrez les "Heures Restantes"';
+$lang->task->error->work             = '"Commentaire" doit être <  %d caractères.';
+$lang->task->error->skipClose        = 'Tâche: %s non “Finie” ou “Annulée”. Voulez-vous la fermer malgré tout ?';
+$lang->task->error->consumed         = 'Tâche: %s heures doivent être < 0. Ignorer changements de cette tâche.';
+$lang->task->error->assignedTo       = "Tâche Multi-user dans le statut courant ne peut pas être assignée à un membre qui ne fait pas partie de l'équipe.";
+$lang->task->error->consumedEmpty    = '"Coût Actuel" ne devrait pas être 0.';
+$lang->task->error->deadlineSmall    = '"Date Limite" doit être supérieur à la "Date de Départ".';
+$lang->task->error->alreadyStarted   = 'You cannot start this task, because it is started.';
+$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 45ca76f4e6..d2e0c3d3b2 100644
--- a/module/task/lang/vi.php
+++ b/module/task/lang/vi.php
@@ -200,22 +200,22 @@ $lang->task->cannotDeleteParent    = 'Không thể xóa nhiệm vụ cha';
 $lang->task->addChildTask          = 'Because the task has already consumed consumption, to ensure data consistency, we will help you create a subtask with the same name to record the consumption.';
 
 $lang->task->error = new stdclass();
-$lang->task->error->totalNumber       = '"Total Cost" must be numbers.';
-$lang->task->error->consumedNumber    = '"Giờ làm" phải là số.';
-$lang->task->error->estimateNumber    = '"Dự tính" phải là số.';
-$lang->task->error->leftNumber        = '"Left" must be numbers.';
-$lang->task->error->recordMinus       = 'Giờ làm không nên là số âm';
-$lang->task->error->consumedSmall     = '"Tổng giờ làm" phải là > số cuối cùng.';
-$lang->task->error->consumedThisTime  = 'Vui lòng nhập "Số giờ làm"';
-$lang->task->error->left              = 'Vui lòng nhập "Giờ còn lại"';
-$lang->task->error->work              = '"Nhận xét" phải là <  %d ký tự.';
-$lang->task->error->skipClose         = 'Nhiệm vụ: %s không là "Kết thúc” hoặc “Đã hủy”. Bạn có muốn đóng nó?';
-$lang->task->error->consumed          = 'Nhiệm vụ: %s giờ phải là < 0. Bỏ qua thay đổi cho nhiệm vụ này.';
-$lang->task->error->assignedTo        = 'Nhiệm vụ nhiều người dùng trong tình trạng hiện tại không thể giao cho một thành viên người không trong Nhóm nhiệm vụ.';
-$lang->task->error->consumedEmpty     = '"Giờ làm" không nên 0.';
-$lang->task->error->deadlineSmall     = '"Hạn chót" phải lớn hơn "Ngày bắt đầu".';
-$lang->task->error->alreadyStarted    = 'You cannot start this task, because it is started.';
-$lang->task->error->chooseOtherParent = 'the currently selected parent task has been consumed, please select another parent task.';
+$lang->task->error->totalNumber      = '"Total Cost" must be numbers.';
+$lang->task->error->consumedNumber   = '"Giờ làm" phải là số.';
+$lang->task->error->estimateNumber   = '"Dự tính" phải là số.';
+$lang->task->error->leftNumber       = '"Left" must be numbers.';
+$lang->task->error->recordMinus      = 'Giờ làm không nên là số âm';
+$lang->task->error->consumedSmall    = '"Tổng giờ làm" phải là > số cuối cùng.';
+$lang->task->error->consumedThisTime = 'Vui lòng nhập "Số giờ làm"';
+$lang->task->error->left             = 'Vui lòng nhập "Giờ còn lại"';
+$lang->task->error->work             = '"Nhận xét" phải là <  %d ký tự.';
+$lang->task->error->skipClose        = 'Nhiệm vụ: %s không là "Kết thúc” hoặc “Đã hủy”. Bạn có muốn đóng nó?';
+$lang->task->error->consumed         = 'Nhiệm vụ: %s giờ phải là < 0. Bỏ qua thay đổi cho nhiệm vụ này.';
+$lang->task->error->assignedTo       = 'Nhiệm vụ nhiều người dùng trong tình trạng hiện tại không thể giao cho một thành viên người không trong Nhóm nhiệm vụ.';
+$lang->task->error->consumedEmpty    = '"Giờ làm" không nên 0.';
+$lang->task->error->deadlineSmall    = '"Hạn chót" phải lớn hơn "Ngày bắt đầu".';
+$lang->task->error->alreadyStarted   = 'You cannot start this task, because it is started.';
+$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 02ce63511e..485f99f3f0 100644
--- a/module/task/lang/zh-cn.php
+++ b/module/task/lang/zh-cn.php
@@ -199,23 +199,23 @@ $lang->task->createDenied          = '你不能在该项目添加任务';
 $lang->task->cannotDeleteParent    = '不能删除父任务。';
 $lang->task->addChildTask          = '因该任务已经产生消耗，为保证数据一致性，我们会帮您创建一条同名子任务记录该消耗。';
 
-$lang->task->error                    = new stdclass();
-$lang->task->error->totalNumber       = '"总计消耗"必须为数字';
-$lang->task->error->consumedNumber    = '"本次消耗"必须为数字';
-$lang->task->error->estimateNumber    = '"最初预计"必须为数字';
-$lang->task->error->leftNumber        = '"预计剩余"必须为数字';
-$lang->task->error->recordMinus       = '工时不能为负数';
-$lang->task->error->consumedSmall     = '"总计消耗"必须大于之前消耗';
-$lang->task->error->consumedThisTime  = '请填写"工时"';
-$lang->task->error->left              = '请填写"剩余"';
-$lang->task->error->work              = '"备注"必须小于%d个字符';
-$lang->task->error->skipClose         = '任务：%s 不是“已完成”或“已取消”状态，确定要关闭吗？';
-$lang->task->error->consumed          = '任务：%s工时不能小于0，忽略该任务工时的改动';
-$lang->task->error->assignedTo        = '当前状态的多人任务不能指派给任务团队外的成员。';
-$lang->task->error->consumedEmpty     = '"本次消耗"不能为0';
-$lang->task->error->deadlineSmall     = '"截止日期"必须大于"预计开始"';
-$lang->task->error->alreadyStarted    = '此任务已被启动，不能重复启动！';
-$lang->task->error->chooseOtherParent = '当前选中的父任务已有消耗，请选择其他父任务。';
+$lang->task->error                   = new stdclass();
+$lang->task->error->totalNumber      = '"总计消耗"必须为数字';
+$lang->task->error->consumedNumber   = '"本次消耗"必须为数字';
+$lang->task->error->estimateNumber   = '"最初预计"必须为数字';
+$lang->task->error->leftNumber       = '"预计剩余"必须为数字';
+$lang->task->error->recordMinus      = '工时不能为负数';
+$lang->task->error->consumedSmall    = '"总计消耗"必须大于之前消耗';
+$lang->task->error->consumedThisTime = '请填写"工时"';
+$lang->task->error->left             = '请填写"剩余"';
+$lang->task->error->work             = '"备注"必须小于%d个字符';
+$lang->task->error->skipClose        = '任务：%s 不是“已完成”或“已取消”状态，确定要关闭吗？';
+$lang->task->error->consumed         = '任务：%s工时不能小于0，忽略该任务工时的改动';
+$lang->task->error->assignedTo       = '当前状态的多人任务不能指派给任务团队外的成员。';
+$lang->task->error->consumedEmpty    = '"本次消耗"不能为0';
+$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->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 3f9e9ae59a..0a56cb77b0 100644
--- a/module/task/model.php
+++ b/module/task/model.php
@@ -745,7 +745,7 @@ 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();