Fatal error: Uncaught Error: Call to undefined function trailingslashit() in D:\inetpub\webs\napermultimediait\en\wp-includes\class-wp-textdomain-registry.php:103
Stack trace:
#0 D:\inetpub\webs\napermultimediait\en\wp-includes\l10n.php(784): WP_Textdomain_Registry->set()
#1 D:\inetpub\webs\napermultimediait\en\wp-includes\load.php(1401): load_textdomain()
#2 D:\inetpub\webs\napermultimediait\en\wp-includes\load.php(278): wp_load_translations_early()
#3 D:\inetpub\webs\napermultimediait\en\wp-settings.php(74): wp_maintenance()
#4 D:\inetpub\webs\napermultimediait\en\wp-config.php(105): require_once('D:\\inetpub\\webs...')
#5 D:\inetpub\webs\napermultimediait\en\wp-load.php(50): require_once('D:\\inetpub\\webs...')
#6 D:\inetpub\webs\napermultimediait\en\wp-blog-header.php(13): require_once('D:\\inetpub\\webs...')
#7 D:\inetpub\webs\napermultimediait\en\index.php(17): require('D:\\inetpub\\webs...')
#8 {main}
thrown in D:\inetpub\webs\napermultimediait\en\wp-includes\class-wp-textdomain-registry.php on line 103