Hi there,
today I noticed, that my website does not load anymore. I changed nothing to my site. It gives me critical error.
In the debug log, it gives me this error:
Stack trace:
#0 /home/www/soelvahof/wp-content/themes/pro/cornerstone/includes/utility/plugin-base.php(652): ReflectionClass->__construct('_Plugin')
#1 /home/www/soelvahof/wp-content/themes/pro/cornerstone/includes/boot.php(15): Cornerstone_Plugin_Base::run('/home/www/soelv...', '/home/www/soelv...', '/home/www/soelv...', 'https://www.soe...')
#2 /home/www/soelvahof/wp-content/themes/pro/framework/load/pro.php(52): cornerstone_boot('/home/www/soelv...', '/home/www/soelv...', 'https://www.soe...')
#3 /home/www/soelvahof/wp-content/themes/pro/framework/load/pro.php(57): pro_load_cornerstone()
#4 /home/www/soelvahof/wp-content/themes/pro/functions.php(114): require_once('/home/www/soelv...')
#5 /home/www/soelvahof/wp-content/themes/pro/functions.php(213): X_Bootstrap->boot()
#6 /home/www/soelvahof/wp-settings.php(514): include('/home/www/soelv...')
#7 /home/www/ in /home/www/soelvahof/wp-content/themes/pro/cornerstone/includes/utility/plugin-base.php on line 652
[09-Sep-2020 19:12:27 UTC] PHP Warning: strpos(): Empty needle in /home/www/soelvahof/wp-includes/class-wp-recovery-mode.php on line 364
[09-Sep-2020 19:12:27 UTC] PHP Warning: strpos(): Empty needle in /home/www/soelvahof/wp-includes/class-wp-recovery-mode.php on line 381
[09-Sep-2020 19:12:28 UTC] PHP Notice: wpdb::prepare wurde <strong>fehlerhaft aufgerufen</strong>. Die Abfrage enthält nicht die korrekte Anzahl von Platzhaltern (0) für die Anzahl der übergebenen Argumente (1). Weitere Informationen: <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress (engl.)</a> (Diese Meldung wurde in Version 4.8.3 hinzugefügt.) in /home/www/soelvahof/wp-includes/functions.php on line 5225
[09-Sep-2020 19:12:28 UTC] PHP Warning: mysqli_query(): Empty query in /home/www/soelvahof/wp-includes/wp-db.php on line 800
[09-Sep-2020 19:12:28 UTC] PHP Fatal error: Uncaught ReflectionException: Class _Plugin does not exist in /home/www/soelvahof/wp-content/themes/pro/cornerstone/includes/utility/plugin-base.php:652
My website is www.soelvahof.com