Fatal error: Uncaught Error: Call to undefined function trailingslashit() in /home/.sites/42/site2129604/web/shop/wp-includes/class-wp-textdomain-registry.php:103 Stack trace: #0 /home/.sites/42/site2129604/web/shop/wp-includes/l10n.php(784): WP_Textdomain_Registry->set('default', 'de_DE', '/home/.sites/42...') #1 /home/.sites/42/site2129604/web/shop/wp-includes/load.php(1401): load_textdomain('default', '/home/.sites/42...', 'de_DE') #2 /home/.sites/42/site2129604/web/shop/wp-includes/load.php(278): wp_load_translations_early() #3 /home/.sites/42/site2129604/web/shop/wp-settings.php(74): wp_maintenance() #4 /home/.sites/42/site2129604/web/shop/wp-config.php(106): require_once('/home/.sites/42...') #5 /home/.sites/42/site2129604/web/shop/wp-load.php(50): require_once('/home/.sites/42...') #6 /home/.sites/42/site2129604/web/shop/wp-blog-header.php(13): require_once('/home/.sites/42...') #7 /home/.sites/42/site2129604/web/shop/index.php(17): require('/home/.sites/42...') #8 {main} thrown in /home/.sites/42/site2129604/web/shop/wp-includes/class-wp-textdomain-registry.php on line 103