diff --git a/src/lf-ng-md-file-input.js b/src/lf-ng-md-file-input.js
index 98f6498..5901cc8 100644
--- a/src/lf-ng-md-file-input.js
+++ b/src/lf-ng-md-file-input.js
@@ -329,7 +329,7 @@
                     }
                     var boolValid = true;
                     modelValue.every(function(obj,idx){
-                        if(obj.lfFile.type.match(reg)){
+                         if(obj.lfFile !== undefined && obj.lfFile.type.match(reg)){
                             return true;
                         }else{
                             boolValid = false;
@@ -681,9 +681,12 @@
 
                         var isFileAreadyExist = false;
 
-                        scope.lfFiles.every(function(obj,idx){
+                         scope.lfFiles.every(function(obj,idx){
                             var lfFile = obj.lfFile;
-							if(lfFile.name == file.name) {
+                            if(obj.isRemote) {
+                                return true;
+                            }
+							if(lfFile.name !== undefined && lfFile.name == file.name) {
 								if(lfFile.size == file.size) {
                                     if(lfFile.lastModified == file.lastModified) {
                                         isFileAreadyExist = true;