Pages aren't found and changes won't load after update

Hey Team,

I just updated the theme today and ever since then all of the pages I make are not found (ex. and the changes I make on the customizer do not reflect (even after I click publish, clear cache, etc.)

my site is
you can try clicking the navigation menu links on and see they don’t work.

and the button from my header slider on disappeared.



You can try to temporarily deactivate all your plugins except Sydney Toolbox and Page Builder by SiteOrigin, and see if it helps.

Kind Regards, Roman.