1 files changed, 2 insertions, 2 deletions

diff --git a/js/io/system/coreioapi.js b/js/io/system/coreioapi.js
index b0ffe2d8..a06f45c6 100755
--- a/js/io/system/coreioapi.js
+++ b/js/io/system/coreioapi.js
@@ -1085,14 +1085,14 @@ exports.CoreIoApi = Montage.create(Component, {
     isValidUri:{
         value: function(uri){
             var isWindowsUri=false, isUnixUri=false,status=false;
-            if(uri !== ""){
+            if((uri !== null) && (uri !== "")){
                 uri = uri.replace(/^\s+|\s+$/g,"");  // strip any leading or trailing spaces
 
                 //for local machine folder uri
                 isWindowsUri = /^([a-zA-Z]:)([\\/][^<>:"/\\|?*]+)*[\\/]?$/gi.test(uri);
                 isUnixUri = /^(\/)?(\/(?![.])[^/]*)*\/?$/gi.test(uri);//folders beginning with . are hidden on Mac / Unix
                 status = isWindowsUri || isUnixUri;
-                if(isWindowsUri && isUnixUri){status = false;}
+                if((uri === "") || (isWindowsUri && isUnixUri)){status = false;}
             }
             return status;
         }