( ! ) Fatal error: Access level to LondonTheatreApi::$response must be protected (as in class Controller) or weaker in /var/www/html/core/LondonTheatreApi.php on line 154
Call Stack
#	Time	Memory	Function	Location
1	0.0001	404304	{main}( )	.../index.php:0
2	0.0639	2164176	require_once( '/var/www/html/init.php )	.../index.php:7
3	0.1750	3825648	Router->__construct( )	.../init.php:93
4	0.1887	3865776	Router->split_controller_url( $initial_url = '/theatre-tickets/shows/harry-potter-and-the-cursed-child-tickets/show-143575' )	.../Router.php:17
5	0.2400	4963128	Router->front_redirect_to_controller( [0 => 'theatre-tickets', 1 => 'shows', 2 => 'harry-potter-and-the-cursed-child-tickets', 3 => 'show-143575'] )	.../Router.php:176
6	0.3704	7817312	Events->event_page_new( )	.../Router.php:438
7	1.0630	7895864	spl_autoload_call( $class_name = 'LondonTheatreApi' )	.../Events.php:2242
8	1.0631	7895952	{closure:/var/www/html/init.php:3-16}( $class = 'LondonTheatreApi' )	.../Events.php:2242