Events List Navigation

( ! ) Fatal error: Uncaught Error: Call to undefined function tribe_has_past_events() in /var/www/html/wp-content/themes/ubergrid-child/tribe-events/list/nav.php on line 30
( ! ) Error: Call to undefined function tribe_has_past_events() in /var/www/html/wp-content/themes/ubergrid-child/tribe-events/list/nav.php on line 30
Call Stack
#	Time	Memory	Function	Location
1	0.0001	400120	{main}( )	.../index.php:0
2	0.0001	401880	require( '/var/www/html/wp-blog-header.php )	.../index.php:17
3	0.7868	48576488	require_once( '/var/www/html/wp-includes/template-loader.php )	.../wp-blog-header.php:19
4	0.7910	48805672	include( '/var/www/html/wp-content/themes/ubergrid-child/tribe-events/default-template.php )	.../template-loader.php:74
5	1.2151	49962928	tribe_get_view( $view = ??? )	.../default-template.php:21
6	1.2161	49974464	include( '/var/www/html/wp-content/themes/ubergrid-child/tribe-events/list.php )	.../general.php:47
7	1.2161	49975216	tribe_get_template_part( $slug = 'list/content', $name = ???, $data = ??? )	.../list.php:23
8	1.2163	50002792	include( '/var/www/html/wp-content/themes/ubergrid-child/tribe-events/list/content.php )	.../general.php:201
9	1.2235	50054704	tribe_get_template_part( $slug = 'list/nav', $name = 'header', $data = ??? )	.../content.php:41
10	1.2238	50082016	include( '/var/www/html/wp-content/themes/ubergrid-child/tribe-events/list/nav.php )	.../general.php:201