Fatal error: Uncaught Error: Call to undefined function WP_STATISTICS\wp_timezone() in /home/httpd/vhosts/praxisimbahnhof.ch/wordpress.praxisimbahnhof.ch/wp-content/plugins/wp-statistics/includes/class-wp-statistics-schedule.php:124 Stack trace: #0 /home/httpd/vhosts/praxisimbahnhof.ch/wordpress.praxisimbahnhof.ch/wp-content/plugins/wp-statistics/includes/class-wp-statistics-schedule.php(193): WP_STATISTICS\Schedule::getSchedules() #1 /home/httpd/vhosts/praxisimbahnhof.ch/wordpress.praxisimbahnhof.ch/wp-includes/class-wp-hook.php(286): WP_STATISTICS\Schedule::define_schedules_time(Array) #2 /home/httpd/vhosts/praxisimbahnhof.ch/wordpress.praxisimbahnhof.ch/wp-includes/plugin.php(208): WP_Hook->apply_filters(Array, Array) #3 /home/httpd/vhosts/praxisimbahnhof.ch/wordpress.praxisimbahnhof.ch/wp-includes/cron.php(835): apply_filters('cron_schedules', Array) #4 /home/httpd/vhosts/praxisimbahnhof.ch/wordpress.praxisimbahnhof.ch/wp-content/plugins/wordpress-seo/admin/ryte/class-ryte.php(84): wp_get_schedules() #5 /home/httpd/vh in /home/httpd/vhosts/praxisimbahnhof.ch/wordpress.praxisimbahnhof.ch/wp-content/plugins/wp-statistics/includes/class-wp-statistics-schedule.php on line 124