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