oembed form theme doesn't work

[jdadeliom]

public function configureCrud(Crud $crud): Crud
{
    return $crud
        ->addFormTheme('@EasyFields/form/oembed_widget.html.twig')
    ;
}

public function configureFields(string $pageName): \Iterator
{
    yield OembedField::new('mapIframe', "label");
}

[arnaud-ritti]

@jdadeliom Can you provide more informations ? or close the issue if it's fixed