Bonjour tout le monde !

Fatal error: Uncaught Error: Call to a member function have_posts() on bool in /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-content/plugins/uicore-framework/includes/blog/class-template.php:157 Stack trace: #0 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-content/plugins/uicore-framework/includes/blog/class-related-posts.php(115): UiCore\Blog\Template->blog_layout(false, 'grid', 3) #1 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-content/plugins/uicore-framework/includes/blog/class-related-posts.php(51): UiCore\Blog\RelatedPost->display_related('grid', false) #2 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-content/plugins/uicore-framework/includes/blog/class-template.php(588): UiCore\Blog\RelatedPost->__construct() #3 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-content/plugins/uicore-framework/includes/blog/class-template.php(374): UiCore\Blog\Template->get_related_posts('grid') #4 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-content/plugins/uicore-framework/includes/blog/class-template.php(48): UiCore\Blog\Template->single_layout() #5 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-content/plugins/uicore-framework/includes/blog/class-template.php(30): UiCore\Blog\Template->render_blog_single() #6 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-content/plugins/uicore-framework/includes/templates/posts.php(23): UiCore\Blog\Template->__construct() #7 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-content/themes/vault/single.php(19): UiCore\Posts->__construct() #8 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-includes/template-loader.php(106): include('/homepages/36/d...') #9 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-blog-header.php(19): require_once('/homepages/36/d...') #10 /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/index.php(17): require('/homepages/36/d...') #11 {main} thrown in /homepages/36/d885283811/htdocs/clickandbuilds/Blyynd/wp-content/plugins/uicore-framework/includes/blog/class-template.php on line 157