shopbuilder error or wordpress error

When I visit the URL you mentioned, I see a “Coming Soon” page from your host Hostinger. This appears to be controlled by one of their plugins. I don’t see any errors.

Please note that you have an individual installation with a host of your choice. No one here in the support forum can or will be able to solve any problems for you. However, we can give you tips on how to solve it yourself. At the moment, as I said, I don’t see any errors. Please check again and if you see an error, feel free to show us a screenshot of it, see: https://wordpress.org/support/forum-user-guide/block-editor/#adding-screenshots