Fixed additional data access

diff --git a/wcfsetup/install/files/lib/data/object/type/ObjectType.class.php b/wcfsetup/install/files/lib/data/object/type/ObjectType.class.php
index ce20edb902cbf704d0bc4b5182896c04ef4590d4..e4042c0b0f91e0310bf58085c650dfee10d4dd7b 100644 (file)
--- a/wcfsetup/install/files/lib/data/object/type/ObjectType.class.php
+++ b/wcfsetup/install/files/lib/data/object/type/ObjectType.class.php
@@ -33,8 +33,8 @@ class ObjectType extends ProcessibleDatabaseObject {
                
                // treat additional data as data variables if it is an array
                if ($value === null) {
-                       if (is_array($this->additionalData) && isset($this->additionalData[$name])) {
-                               $value = $this->additionalData[$name];
+                       if (is_array($this->data['additionalData']) && isset($this->data['additionalData'][$name])) {
+                               $value = $this->data['additionalData'][$name];
                        }
                }