Es gab einen kritischen Fehler auf deiner Website.<\/p>
Erfahre mehr \u00fcber die Problembehandlung in WordPress.<\/a><\/p>","data":{"status":500,"error":{"type":1,"message":"Uncaught Error: Call to undefined function cal_days_in_month() in \/var\/www\/html\/wp-content\/plugins\/backwpup\/inc\/class-cron.php:372\nStack trace:\n#0 \/var\/www\/html\/wp-content\/plugins\/backwpup\/inc\/class-install.php(93): BackWPup_Cron::cron_next('0 0 1 * *')\n#1 \/var\/www\/html\/wp-content\/plugins\/backwpup\/backwpup.php(74): BackWPup_Install::activate()\n#2 \/var\/www\/html\/wp-content\/plugins\/backwpup\/backwpup.php(196): BackWPup->__construct()\n#3 \/var\/www\/html\/wp-includes\/class-wp-hook.php(324): BackWPup::get_instance('')\n#4 \/var\/www\/html\/wp-includes\/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)\n#5 \/var\/www\/html\/wp-includes\/plugin.php(517): WP_Hook->do_action(Array)\n#6 \/var\/www\/html\/wp-settings.php(578): do_action('plugins_loaded')\n#7 \/var\/www\/html\/wp-config.php(136): require_once('\/var\/www\/html\/w...')\n#8 \/var\/www\/html\/wp-load.php(50): require_once('\/var\/www\/html\/w...')\n#9 \/var\/www\/html\/wp-blog-header.php(13): require_once('\/var\/www\/html\/w...')\n#10 \/var\/www\/html\/index.php(17): require('\/var\/www\/html\/w...')\n#11 {main}\n thrown","file":"\/var\/www\/html\/wp-content\/plugins\/backwpup\/inc\/class-cron.php","line":372}},"additional_errors":[]}