Fatal error: Uncaught Error: Call to undefined function wp_cache_get() in /wordpress/wp-includes/option.php:165 Stack trace: #0 /wordpress/wp-includes/l10n.php(63): get_option('WPLANG') #1 /wordpress/wp-includes/l10n.php(139): get_locale() #2 /wordpress/wp-includes/l10n.php(766): determine_locale() #3 /wordpress/wp-includes/load.php(1395): load_textdomain('default', '/wordpress/wp-c...') #4 /wordpress/wp-includes/class-wpdb.php(1815): wp_load_translations_early() #5 /wordpress/wp-includes/class-wpdb.php(734): wpdb->db_connect() #6 /wordpress/wp-includes/load.php(562): wpdb->__construct('02009810_634f00...', '7aE0i6WT', '02009810_634f00...', 'localhost') #7 /wordpress/wp-settings.php(124): require_wp_db() #8 /wordpress/wp-config.php(78): require_once('/wordpress/wp-s...') #9 /wordpress/wp-load.php(50): require_once('/wordpress/wp-c...') #10 /wordpress/wp-blog-header.php(13): require_once('/wordpress/wp-l...') #11 /wordpress/index.php(17): require('/wordpress/wp-b...') #12 {main} thrown in /wordpress/wp-includes/option.php on line 165

Fatal error: Uncaught Error: Call to a member function set() on null in /wordpress/wp-includes/l10n.php:784 Stack trace: #0 /wordpress/wp-includes/l10n.php(872): load_textdomain('default', '/wordpress/wp-c...', 'pl_PL') #1 /wordpress/wp-includes/class-wp-fatal-error-handler.php(47): load_default_textdomain() #2 [internal function]: WP_Fatal_Error_Handler->handle() #3 {main} thrown in /wordpress/wp-includes/l10n.php on line 784