Fatal error: Uncaught Error: Undefined constant ElementorPro\License\API::BC_VALIDATION_CALLBACK in /home3/mojzdauc/public_html/wp-content/plugins/hello-plus/includes/utils.php:168 Stack trace: #0 /home3/mojzdauc/public_html/wp-content/plugins/hello-plus/modules/forms/registrars/form-actions-registrar.php(40): HelloPlus\Includes\Utils::are_submissions_enabled() #1 /home3/mojzdauc/public_html/wp-includes/class-wp-hook.php(324): HelloPlus\Modules\Forms\Registrars\Form_Actions_Registrar->HelloPlus\Modules\Forms\Registrars\{closure}('') #2 /home3/mojzdauc/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #3 /home3/mojzdauc/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #4 /home3/mojzdauc/public_html/wp-content/plugins/elementor/includes/plugin.php(684): do_action('elementor/init') #5 /home3/mojzdauc/public_html/wp-includes/class-wp-hook.php(324): Elementor\Plugin->init('') #6 /home3/mojzdauc/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #7 /home3/mojzdauc/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #8 /home3/mojzdauc/public_html/wp-settings.php(704): do_action('init') #9 /home3/mojzdauc/public_html/wp-config.php(102): require_once('/home3/mojzdauc...') #10 /home3/mojzdauc/public_html/wp-load.php(50): require_once('/home3/mojzdauc...') #11 /home3/mojzdauc/public_html/wp-blog-header.php(13): require_once('/home3/mojzdauc...') #12 /home3/mojzdauc/public_html/index.php(17): require('/home3/mojzdauc...') #13 {main} thrown in /home3/mojzdauc/public_html/wp-content/plugins/hello-plus/includes/utils.php on line 168