diff --git a/Zframework/file.lua b/Zframework/file.lua
index b0689752..e6ea1177 100644
--- a/Zframework/file.lua
+++ b/Zframework/file.lua
@@ -44,15 +44,20 @@ function FILE.save(data,name,mode)
 		data=tostring(data)
 	end
 
+	if mode:find'd'and fs.getInfo(name)then
+		MES.new('error',text.saveError_duplicate)
+		return
+	end
 	local F=fs.newFile(name)
 	F:open'w'
 	local success,mes=F:write(data)
 	F:flush()F:close()
-	if not success then
+	if success then
+		return true
+	else
 		MES.new('error',text.saveError..(mes or"unknown error"))
 		MES.traceback()
 	end
-	return success
 end
 function FILE.clear(path)
 	if fs.getRealDirectory(path)~=SAVEDIR or fs.getInfo(path).type~='directory'then return end
diff --git a/parts/language/lang_en.lua b/parts/language/lang_en.lua
index c9b74f81..4a1e3306 100644
--- a/parts/language/lang_en.lua
+++ b/parts/language/lang_en.lua
@@ -62,6 +62,7 @@ return{
 
 	saveDone="Data Saved",
 	saveError="Failed to save:",
+	saveError_duplicate="Duplicate filename",
 	loadError="Failed to load:",
 	exportSuccess="Exported successfully",
 	importSuccess="Imported successfully",
diff --git a/parts/language/lang_es.lua b/parts/language/lang_es.lua
index b3c5b533..645c0199 100644
--- a/parts/language/lang_es.lua
+++ b/parts/language/lang_es.lua
@@ -51,6 +51,7 @@ return{
 
 	saveDone="Datos guardados",
 	saveError="Error al guardar:",
+	-- saveError_duplicate="Duplicate filename",
 	loadError="Error al cargar:",
 	exportSuccess="Exportado con éxito",
 	importSuccess="Importado con éxito",
diff --git a/parts/language/lang_fr.lua b/parts/language/lang_fr.lua
index 171d09f2..129b2f1c 100644
--- a/parts/language/lang_fr.lua
+++ b/parts/language/lang_fr.lua
@@ -52,6 +52,7 @@ return{
 
 	saveDone="Données sauvegardées",
 	saveError="Sauvegarde échouée : ",
+	-- saveError_duplicate="Duplicate filename",
 	loadError="Lecture échouée : ",
 	exportSuccess="Exporté avec succès",
 	importSuccess="Importé avec succès",
diff --git a/parts/language/lang_pt.lua b/parts/language/lang_pt.lua
index ecc0e73b..cb9fd1ab 100644
--- a/parts/language/lang_pt.lua
+++ b/parts/language/lang_pt.lua
@@ -52,6 +52,7 @@ return{
 
 	saveDone="Data Salva",
 	saveError="Falha ao salvar:",
+	-- saveError_duplicate="Duplicate filename",
 	loadError="Falha ao ler:",
 	exportSuccess="Exportado com sucesso",
 	importSuccess="Importado com sucesso",
diff --git a/parts/language/lang_symbol.lua b/parts/language/lang_symbol.lua
index 1dee24ae..7ee3a585 100644
--- a/parts/language/lang_symbol.lua
+++ b/parts/language/lang_symbol.lua
@@ -38,6 +38,7 @@ return{
 
 	saveDone="~~~",
 	saveError="x!:",
+	saveError_duplicate="X←→X ?",
 	loadError="x!:",
 	exportSuccess="~Out~",
 	importSuccess="~In~",
diff --git a/parts/language/lang_zh.lua b/parts/language/lang_zh.lua
index b9d14f0d..3a2ca64b 100644
--- a/parts/language/lang_zh.lua
+++ b/parts/language/lang_zh.lua
@@ -62,6 +62,7 @@ return{
 
 	saveDone="保存成功!",
 	saveError="保存失败:",
+	saveError_duplicate="文件名重复",
 	loadError="读取失败:",
 	exportSuccess="导出成功",
 	importSuccess="导入成功",