Hello,
Thanks for contacting us.
1/ Update the theme and Core plugin https://www.8theme.com/documentation/xstore/theme-installation/theme-update/ https://www.8theme.com/documentation/xstore/plugins/plugins-update/
2/ Do you use multiple headers? Your site is under maintenance mode, so we can’t check it. Please provide temporary wp-admin access via the Private Content area, so we can take a closer look at your settings.
Regards