Fatal error: Declaration of ETC\App\Controllers\Elementor\General\PayPal::render_button() must be compatible with Elementor\Widget_Button::render_button(?Elementor\Widget_Base $instance = null) in /home/univer33/public_html/wp-content/plugins/et-core-plugin/app/controllers/elementor/general/paypal.php on line 747
This is error.. Can you fix pls ?