Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, bool given in /kunden/312234_14612/public/www/schollgrundschule/wp-includes/formatting.php:3507 Stack trace: #0 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/class-wp-hook.php(324): convert_smilies() #1 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/plugin.php(205): WP_Hook->apply_filters() #2 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/formatting.php(3992): apply_filters() #3 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/class-wp-hook.php(324): wp_trim_excerpt() #4 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/plugin.php(205): WP_Hook->apply_filters() #5 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/post-template.php(434): apply_filters() #6 /kunden/312234_14612/public/www/schollgrundschule/wp-content/plugins/wordpress-seo/src/helpers/post-helper.php(86): get_the_excerpt() #7 /kunden/312234_14612/public/www/schollgrundschule/wp-content/plugins/wordpress-seo/src/presentations/indexable-post-type-presentation.php(196): Yoast\WP\SEO\Helpers\Post_Helper->get_the_excerpt() #8 /kunden/312234_14612/public/www/schollgrundschule/wp-content/plugins/wordpress-seo/src/presentations/abstract-presentation.php(66): Yoast\WP\SEO\Presentations\Indexable_Post_Type_Presentation->generate_open_graph_description() #9 /kunden/312234_14612/public/www/schollgrundschule/wp-content/plugins/wordpress-seo/src/presenters/open-graph/description-presenter.php(33): Yoast\WP\SEO\Presentations\Abstract_Presentation->__get() #10 /kunden/312234_14612/public/www/schollgrundschule/wp-content/plugins/wordpress-seo/src/presenters/abstract-indexable-tag-presenter.php(37): Yoast\WP\SEO\Presenters\Open_Graph\Description_Presenter->get() #11 /kunden/312234_14612/public/www/schollgrundschule/wp-content/plugins/wordpress-seo/src/integrations/front-end-integration.php(406): Yoast\WP\SEO\Presenters\Abstract_Indexable_Tag_Presenter->present() #12 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/class-wp-hook.php(324): Yoast\WP\SEO\Integrations\Front_End_Integration->present_head() #13 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #14 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/plugin.php(517): WP_Hook->do_action() #15 /kunden/312234_14612/public/www/schollgrundschule/wp-content/plugins/wordpress-seo/src/integrations/front-end-integration.php(377): do_action() #16 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/class-wp-hook.php(324): Yoast\WP\SEO\Integrations\Front_End_Integration->call_wpseo_head() #17 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #18 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/plugin.php(517): WP_Hook->do_action() #19 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/general-template.php(3052): do_action() #20 /kunden/312234_14612/public/www/schollgrundschule/wp-content/themes/Scholllgrundschule/header.php(177): wp_head() #21 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/template.php(790): require_once('...') #22 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/template.php(725): load_template() #23 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/general-template.php(48): locate_template() #24 /kunden/312234_14612/public/www/schollgrundschule/wp-content/themes/Scholllgrundschule/single.php(1): get_header() #25 /kunden/312234_14612/public/www/schollgrundschule/wp-includes/template-loader.php(106): include('...') #26 /kunden/312234_14612/public/www/schollgrundschule/wp-blog-header.php(19): require_once('...') #27 /kunden/312234_14612/public/www/schollgrundschule/index.php(17): require('...') #28 {main} thrown in /kunden/312234_14612/public/www/schollgrundschule/wp-includes/formatting.php on line 3507