diff --git a/src/Service/MotivConnector.php b/src/Service/MotivConnector.php
index 60847192..f0ee8bc1 100644
--- a/src/Service/MotivConnector.php
+++ b/src/Service/MotivConnector.php
@@ -32,7 +32,13 @@ class MotivConnector
 
         $res = $this->curlPost('InventoryService', $body_text);
 
-        return json_decode($res, true);
+        $inv_res = json_decode($res, true);
+
+        // check result
+        if ($inv_res == null)
+            return [];
+
+        return $inv_res;
     }
 
     protected function curlPost($url, $body)