diff --git a/index.php b/index.php
index 7d8da52..9c0eeb5 100644
--- a/index.php
+++ b/index.php
@@ -108,6 +108,7 @@ function getArrayValue($elem, $array) {
     $elem = explode('.', $elem);
     $new_array = $array;
     foreach ($elem as $i) {
+        if(empty($new_array)) break;
         $new_array = $new_array[$i];
     }
     return $new_array;