If this error causes your entire site to be unavailable, go to wp-admin > Plugins
and temporarily disable the WP Staging plugin until we fix the issue.
wp-content/plugins/wp-staging(-pro)
with FTP to disable the WP Staging plugin.#0 /home/u982377341/domains/comunadesaucemontrull.com/public_html/wp-config.php(167): require_once() #1 /home/u982377341/domains/comunadesaucemontrull.com/public_html/wp-load.php(50): require_once('/home/u98237734...') #2 /home/u982377341/domains/comunadesaucemontrull.com/public_html/wp-blog-header.php(13): require_once('/home/u98237734...') #3 /home/u982377341/domains/comunadesaucemontrull.com/public_html/index.php(17): require('/home/u98237734...') #4 {main}