Fatal error: Uncaught Error: Call to undefined method PLL_Model::has_languages() in /stryja.pl06-04-2022/wp-content/plugins/polylang/modules/machine-translation/load.php:10 Stack trace: #0 /stryja.pl06-04-2022/wp-content/plugins/polylang/include/class-polylang.php(247): require_once() #1 /stryja.pl06-04-2022/wp-includes/class-wp-hook.php(307): Polylang->init('') #2 /stryja.pl06-04-2022/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array) #3 /stryja.pl06-04-2022/wp-includes/plugin.php(474): WP_Hook->do_action(Array) #4 /stryja.pl06-04-2022/wp-settings.php(450): do_action('plugins_loaded') #5 /stryja.pl06-04-2022/wp-config.php(96): require_once('/stryja.pl06-04...') #6 /stryja.pl06-04-2022/wp-load.php(50): require_once('/stryja.pl06-04...') #7 /stryja.pl06-04-2022/wp-blog-header.php(13): require_once('/stryja.pl06-04...') #8 /stryja.pl06-04-2022/index.php(17): require('/stryja.pl06-04...') #9 {main} thrown in /stryja.pl06-04-2022/wp-content/plugins/polylang/modules/machine-translation/load.php on line 10