Fatal error: Uncaught Error: Call to undefined function trailingslashit() in /homepages/26/d30341158/htdocs/home/wp-includes/class-wp-textdomain-registry.php:103
Stack trace:
#0 /homepages/26/d30341158/htdocs/home/wp-includes/l10n.php(784): WP_Textdomain_Registry->set('default', 'de_DE', '/homepages/26/d...')
#1 /homepages/26/d30341158/htdocs/home/wp-includes/load.php(1401): load_textdomain('default', '/homepages/26/d...', 'de_DE')
#2 /homepages/26/d30341158/htdocs/home/wp-includes/load.php(278): wp_load_translations_early()
#3 /homepages/26/d30341158/htdocs/home/wp-settings.php(74): wp_maintenance()
#4 /homepages/26/d30341158/htdocs/home/wp-config.php(80): require_once('/homepages/26/d...')
#5 /homepages/26/d30341158/htdocs/home/wp-load.php(50): require_once('/homepages/26/d...')
#6 /homepages/26/d30341158/htdocs/home/wp-blog-header.php(13): require_once('/homepages/26/d...')
#7 /homepages/26/d30341158/htdocs/home/index.php(17): require('/homepages/26/d...')
#8 {main}
thrown in /homepages/26/d30341158/htdocs/home/wp-includes/class-wp-textdomain-registry.php on line 103