correctif configurefields

Controller/Admin/AbstractCrudController.php

@@ -268,7 +268,9 @@ abstract class AbstractCrudController extends EaAbstractCrudController
 
     public function configureFields(string $pageName): iterable
     {
-        if ($this->isInstanceOf(SortableInterface::class)) {
+        $seoPanel = $confPanel = array();
+
+        if ($this->isInstanceOf(SeoInterface::class)) {
             $seoPanel = [
                 FormField::addPanel('seo')->setTemplateName('crud/field/generic'),
                 TextField::new('metaTitle')->setLabel('Meta Title')->setHelp(