fixed addresstickets view

lib/XinonProject/XinonProject.php

@@ -66,8 +66,10 @@ class XinonProject {
 
         if (!is_null($overrideQueryParams)) $queryParams = $overrideQueryParams;
 
+        $url = $baseUrl . '?' . http_build_query($queryParams);
+
         curl_setopt_array($curl, array(
-            CURLOPT_URL => $baseUrl . '?' . http_build_query($queryParams),
+            CURLOPT_URL => $url,
             CURLOPT_RETURNTRANSFER => true,
             CURLOPT_ENCODING => '',
             CURLOPT_MAXREDIRS => 10,
@@ -84,7 +86,7 @@ class XinonProject {
 
         $json = json_decode($response, true);
 
-        return $json['_embedded']['elements'];
+        return $json['_embedded']['elements'] ?? [];
     }
 }
 ?>