diff --git a/Utils/ArrayUtils.js b/Utils/ArrayUtils.js
index 32c4eaa..690e409 100644
--- a/Utils/ArrayUtils.js
+++ b/Utils/ArrayUtils.js
@@ -35,7 +35,7 @@
                 continue;
             }
 
-            if(current === null) {
+            if (typeof current === 'undefined' || !current.hasOwnProperty(pathParts[key])) {
                 return null;
             }
             
diff --git a/Utils/oLib.js b/Utils/oLib.js
index 21dbc87..423c7a8 100644
--- a/Utils/oLib.js
+++ b/Utils/oLib.js
@@ -35,7 +35,7 @@
                 continue;
             }
 
-            if(current === null) {
+            if(typeof current === 'undefined' || !current.hasOwnProperty(pathParts[key])) {
                 return null;
             }