Fatal error: Uncaught Error: Non-static method sc_WPUpdatesNotifier::settingsUpToDate() cannot be called statically in /home/www/friedenswerkstatt.net/www/wp-content/plugins/wp-updates-notifier/wp-updates-notifier.php:42 Stack trace: #0 /home/www/friedenswerkstatt.net/www/wp-content/plugins/wp-updates-notifier/wp-updates-notifier.php(739): sc_WPUpdatesNotifier::init() #1 /home/www/friedenswerkstatt.net/www/wp-settings.php(215): include_once('...') #2 /home/www/friedenswerkstatt.net/www/wp-config.php(84): require_once('...') #3 /home/www/friedenswerkstatt.net/www/wp-load.php(37): require_once('...') #4 /home/www/friedenswerkstatt.net/www/wp-blog-header.php(12): require_once('...') #5 /home/www/friedenswerkstatt.net/www/index.php(17): require('...') #6 {main} thrown in /home/www/friedenswerkstatt.net/www/wp-content/plugins/wp-updates-notifier/wp-updates-notifier.php on line 42