Fatal error: Uncaught TypeError: SlimSEO\Breadcrumbs::add_post_type_archive_link(): Argument #1 ($post_type) must be of type string, null given, called in /var/www/wp-content/plugins/slim-seo/src/Breadcrumbs.php on line 147 and defined in /var/www/wp-content/plugins/slim-seo/src/Breadcrumbs.php:170
Stack trace:
#0 /var/www/wp-content/plugins/slim-seo/src/Breadcrumbs.php(147): SlimSEO\Breadcrumbs->add_post_type_archive_link(NULL)
#1 /var/www/wp-content/plugins/slim-seo/src/Breadcrumbs.php(118): SlimSEO\Breadcrumbs->add_singular()
#2 /var/www/wp-content/plugins/slim-seo/src/Schema/Types/BreadcrumbList.php(13): SlimSEO\Breadcrumbs->parse()
#3 /var/www/wp-content/plugins/slim-seo/src/Schema/Types/Base.php(41): SlimSEO\Schema\Types\BreadcrumbList->is_active()
#4 /var/www/wp-content/plugins/slim-seo/src/Schema/Manager.php(75): SlimSEO\Schema\Types\Base->add_reference('breadcrumb', Object(SlimSEO\Schema\Types\BreadcrumbList))
#5 /var/www/wp-content/plugins/slim-seo/src/Schema/Manager.php(30): SlimSEO\Schema\Manager->add_schemas()
#6 /var/www/wp-includes/class-wp-hook.php(324): SlimSEO\Schema\Manager->output('')
#7 /var/www/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#8 /var/www/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#9 /var/www/wp-includes/general-template.php(3081): do_action('wp_footer')
#10 /var/www/wp-content/themes/astra/footer.php(33): wp_footer()
#11 /var/www/wp-includes/template.php(810): require_once('/var/www/wp-con...')
#12 /var/www/wp-includes/template.php(745): load_template('/var/www/wp-con...', true, Array)
#13 /var/www/wp-includes/general-template.php(92): locate_template(Array, true, true, Array)
#14 /var/www/wp-content/themes/astra/page.php(44): get_footer()
#15 /var/www/wp-includes/template-loader.php(106): include('/var/www/wp-con...')
#16 /var/www/wp-blog-header.php(19): require_once('/var/www/wp-inc...')
#17 /var/www/index.php(17): require('/var/www/wp-blo...')
#18 {main}
thrown in /var/www/wp-content/plugins/slim-seo/src/Breadcrumbs.php on line 170.
