Fatal error: Uncaught Error: Call to undefined function filter_var() in /usr/local/www/asu-vei.ru/public/wp-content/plugins/WP-Filebase-master/classes/Download.php:819 Stack trace: #0 /usr/local/www/asu-vei.ru/public/wp-content/plugins/WP-Filebase-master/classes/File.php(586): WPFB_Download::GetClientIp() #1 /usr/local/www/asu-vei.ru/public/wp-content/plugins/WP-Filebase-master/classes/Core.php(533): WPFB_File->Download() #2 /usr/local/www/asu-vei.ru/public/wp-content/plugins/WP-Filebase-master/classes/Core.php(121): WPFB_Core::DownloadRedirect() #3 /usr/local/www/asu-vei.ru/public/wp-content/plugins/WP-Filebase-master/wp-filebase.php(60): WPFB_Core::InitClass() #4 /usr/local/www/asu-vei.ru/public/wp-content/plugins/WP-Filebase-master/wp-filebase.php(87): wpfb_loadclass('Core') #5 /usr/local/www/asu-vei.ru/public/wp-includes/class-wp-hook.php(324): wpfilebase_init('') #6 /usr/local/www/asu-vei.ru/public/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #7 /usr/local/www/asu-vei.ru/public/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #8 /usr/local/www/asu-vei.ru/public/wp-settings.php(643): do_action('init') #9 /usr/local/www/asu-vei.ru/public/wp-config.php(79): require_once('/usr/local/www/...') #10 /usr/local/www/asu-vei.ru/public/wp-load.php(50): require_once('/usr/local/www/...') #11 /usr/local/www/asu-vei.ru/public/wp-blog-header.php(13): require_once('/usr/local/www/...') #12 /usr/local/www/asu-vei.ru/public/index.php(17): require('/usr/local/www/...') #13 {main} thrown in /usr/local/www/asu-vei.ru/public/wp-content/plugins/WP-Filebase-master/classes/Download.php on line 819