Fatal error: Uncaught Error: Call to undefined function trailingslashit() in /var/customers/webs/kps/live2.weserreport.de/public_html/wp-includes/class-wp-textdomain-registry.php:103
Stack trace:
#0 /var/customers/webs/kps/live2.weserreport.de/public_html/wp-includes/l10n.php(784): WP_Textdomain_Registry->set('default', 'de_DE', '/var/customers/...')
#1 /var/customers/webs/kps/live2.weserreport.de/public_html/wp-includes/load.php(1401): load_textdomain('default', '/var/customers/...', 'de_DE')
#2 /var/customers/webs/kps/live2.weserreport.de/public_html/wp-includes/load.php(278): wp_load_translations_early()
#3 /var/customers/webs/kps/live2.weserreport.de/public_html/wp-settings.php(74): wp_maintenance()
#4 /var/customers/webs/kps/live2.weserreport.de/public_html/wp-config.php(105): require_once('/var/customers/...')
#5 /var/customers/webs/kps/live2.weserreport.de/public_html/wp-load.php(50): require_once('/var/customers/...')
#6 /var/customers/webs/kps/live2.weserreport.de/public_html/wp-blog-header.php(13): require_once( in /var/customers/webs/kps/live2.weserreport.de/public_html/wp-includes/class-wp-textdomain-registry.php on line 103