Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, bool given in /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-content/plugins/imevent-common/custom-metaboxes/init.php:746 Stack trace: #0 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-content/plugins/imevent-common/custom-metaboxes/init.php(162): cmb_Meta_Box::set_mb_type(Array) #1 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-content/plugins/imevent-common/custom-metaboxes/init.php(43): cmb_Meta_Box->__construct(Array) #2 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-content/plugins/imevent-common/custom-metaboxes/metabox-functions.php(505): require_once('/srv/users/midz...') #3 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-includes/class-wp-hook.php(308): cmb_initialize_cmb_meta_boxes('') #4 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #5 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #6 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-settings.php(617): do_action('init') #7 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-config.php(39): require_once('/srv/users/midz...') #8 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-load.php(50): require_once('/srv/users/midz...') #9 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-blog-header.php(13): require_once('/srv/users/midz...') #10 /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/index.php(17): require('/srv/users/midz...') #11 {main} thrown in /srv/users/midzomerfeest/apps/midzomerfeestslootdorp/public/wp-content/plugins/imevent-common/custom-metaboxes/init.php on line 746