Warning: require_once(/home/dagmar7/public_html/wp-includes/class-wp-textdomain-registry.php): failed to open stream: No such file or directory in /home/dagmar7/public_html/wp-settings.php on line 155

Fatal error: require_once(): Failed opening required '/home/dagmar7/public_html/wp-includes/class-wp-textdomain-registry.php' (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/dagmar7/public_html/wp-settings.php on line 155

Fatal error: Uncaught Error: Call to a member function set() on null in /home/dagmar7/public_html/wp-includes/l10n.php:784 Stack trace: #0 /home/dagmar7/public_html/wp-includes/l10n.php(872): load_textdomain('default', '/home/dagmar7/p...', 'en_GB') #1 /home/dagmar7/public_html/wp-includes/class-wp-fatal-error-handler.php(46): load_default_textdomain() #2 [internal function]: WP_Fatal_Error_Handler->handle() #3 {main} thrown in /home/dagmar7/public_html/wp-includes/l10n.php on line 784