diff --git a/core/class/jsondb/Dot.class.php b/core/class/jsondb/Dot.class.php
index 29b5dfa2..98def5ee 100644
--- a/core/class/jsondb/Dot.class.php
+++ b/core/class/jsondb/Dot.class.php
@@ -141,7 +141,7 @@ class Dot implements \ArrayAccess, \Iterator, \Countable
         } elseif (is_array($key)) {
             // Iterate array of paths
             foreach ($key as $k) {
-                self::delete($k);
+                delete($k);
             }
         }
     }
diff --git a/core/class/jsondb/JsonDb.class.php b/core/class/jsondb/JsonDb.class.php
index b90ac676..3e3b26cf 100644
--- a/core/class/jsondb/JsonDb.class.php
+++ b/core/class/jsondb/JsonDb.class.php
@@ -142,11 +142,6 @@ class JsonDb extends \Prowebcraft\Dot
      */
     public function save()
     {
-        //$v = json_encode($this->data, JSON_UNESCAPED_UNICODE );
-        if ($this->data === null) {
-            error_log('Tentative d\'enregistrer de données nulles, enregistrement annulé.');
-            exit('Tentative d\'enregistrer de données nulles, enregistrement annulé.');
-        }
         $v = json_encode($this->data, JSON_UNESCAPED_UNICODE | JSON_FORCE_OBJECT);
         $l = strlen($v);
         $t = 0;