2 files changed, 3 insertions, 3 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;
         }
diff --git a/js/io/system/ninjalibrary.json b/js/io/system/ninjalibrary.json
index 29df45b8..285444b5 100644
--- a/js/io/system/ninjalibrary.json
+++ b/js/io/system/ninjalibrary.json
@@ -1,6 +1,6 @@
 {
         "libraries": [
                 {"name": "Montage", "path": "/node_modules/descriptor.json", "version": "0.7.0.0"},
-                {"name": "RDGE", "path": "/assets/descriptor.json", "version": "0.5.1.2"}
+                {"name": "RDGE", "path": "/assets/descriptor.json", "version": "0.5.4.0"}
         ]
 }
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