diff --git a/src/Extensions/CatalogPageExtension.php b/src/Extensions/CatalogPageExtension.php
index b8f21ca..9b1b77c 100644
--- a/src/Extensions/CatalogPageExtension.php
+++ b/src/Extensions/CatalogPageExtension.php
@@ -178,8 +178,10 @@ public static function getClassSortFieldName($class)
      */
     public function canCreate($member)
     {
-        return count($this->getCatalogParents()) === 0
-            ? false
-            : null;
+        $catalogParents = $this->getCatalogParents();
+        if(isset($catalogParents) && count($catalogParents) === 0)
+            return false;
+        else
+            return true;
     }
 }