Instructions can be found in the site administrator's email inbox

[Padik098]

good day
I need help from you. With one problem, after logging into my pages to manage them, instead of a message board, I get this message: The site has encountered a fatal error. Instructions can be found in the site administrator’s email inbox. Unfortunately, no email is coming to me and I have already tried the advice on deactivating the plugin. I don’t know what to do.

https://wittlen-terra.eu/

[Greenreader9]

The site is working fine for me.

As for the email, it probably was sent via PHP mail, which is not supported here. You will need to setup SMTP to get email.

[Padik098]

Well, the site, but I can’t log in to manage it and it throws me this error and no email comes

[Greenreader9]

The admin-login page shows just fine. Does the error appear after you login? Can your copy the entire error message here?

Thanks

[Padik098]

The website has encountered a fatal error. Instructions can be found in the site administrator’s email inbox.

[Greenreader9]

Try this:

Installation failed: There has been a critical error on your website

WordPress supports installing and updating plugins and themes from the official store right through the WordPress admin interface. However, after trying to install or update a large plugin (like WooCommerce) or theme, you may encounter an error like this: Installation failed: There has been a critical error on your website. Please check your site admin email inbox for instructions. Learn more about debugging in WordPress. This error means that the installation process crashed, and may have l…

[Padik098]

Fatal error : Uncaught Error: Call to undefined function wp_is_block_theme() in /home/vol11_5/epizy.com/epiz_28191151/htdocs/wp-admin/menu.php:205 Stack trace: #0 /home/vol11_5/epizy.com/epiz_28191151/htdocs/wp-admin/admin.php(158): require() #1 /home/vol11_5/epizy.com/epiz_28191151/htdocs/wp-admin/index.php(10): require_once(‘/home/vol11_5/e…’) #2 {main} thrown in /home/vol11_5/epizy.com/epiz_28191151/htdocs/wp-admin/menu.php on line 205

and next ?

[KangJL]

Do this

How to fix a corrupted WordPress installation

WordPress frequently releases updates, which you can install through WordPress’ admin interface. Usually, this works without a hitch. But with some (big) upgrades, the upgrade fails half way and leaves you with a broken website. Fortunately, you can still fix your website without any data loss, and this article tells you how to do that. Download a fresh copy of WordPress First of all, you will need to download a fresh copy of WordPress. You can download this from the official WordPress website…

[Padik098]

Can you help my with fix this error problem please? I dont know what do i have do.

Fatal error : Uncaught Error: Call to undefined function wp_is_block_theme() in /home/vol11_5/epizy.com/epiz_28191151/htdocs/wp-admin/menu.php:205 Stack trace: #0 /home/vol11_5/epizy.com/epiz_28191151/htdocs/wp-admin/admin.php(158): require() #1 /home/vol11_5/epizy.com/epiz_28191151/htdocs/wp-admin/index.php(10): require_once(‘/home/vol11_5/e…’) #2 {main} thrown in /home/vol11_5/epizy.com/epiz_28191151/htdocs/wp-admin/menu.php on line 205

[Greenreader9]

Please see the article that @KangJL posted.

[Padik098]

no it is no help me i tryit

[Greenreader9]

You completely refreshed WordPress?

Since the error you are getting is due to a plugin/theme, refreshing WordPress will solve the problem.