Fatal error: Uncaught TypeError: method_exists(): Argument #1 ($object_or_class) must be of type object|string, null given in /customers/6/7/4/sofiakounti.net/httpd.www/wp-content/plugins/html5-video-player/inc/Init.php:30 Stack trace: #0 /customers/6/7/4/sofiakounti.net/httpd.www/wp-content/plugins/html5-video-player/inc/Init.php(30): method_exists(NULL, 'register') #1 /customers/6/7/4/sofiakounti.net/httpd.www/wp-content/plugins/html5-video-player/html5-video-player.php(74): H5VP\Init::register_services() #2 /customers/6/7/4/sofiakounti.net/httpd.www/wp-includes/class-wp-hook.php(324): {closure}('') #3 /customers/6/7/4/sofiakounti.net/httpd.www/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #4 /customers/6/7/4/sofiakounti.net/httpd.www/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #5 /customers/6/7/4/sofiakounti.net/httpd.www/wp-settings.php(506): do_action('plugins_loaded') #6 /customers/6/7/4/sofiakounti.net/httpd.www/wp-config.php(121): require_once('/customers/6/7/...') #7 /customers/6/7/4/sofiakounti.net/httpd.www/wp-load.php(50): require_once('/customers/6/7/...') #8 /customers/6/7/4/sofiakounti.net/httpd.www/wp-blog-header.php(13): require_once('/customers/6/7/...') #9 /customers/6/7/4/sofiakounti.net/httpd.www/index.php(17): require('/customers/6/7/...') #10 {main} thrown in /customers/6/7/4/sofiakounti.net/httpd.www/wp-content/plugins/html5-video-player/inc/Init.php on line 30