After an automatic update to my WordPress installation, my website is display this error rather than loading.

```
Deprecated: File wp-db.php is deprecated since version 6.1.0! Use wp-includes/class-wpdb.php instead. in /home/vol13_4/epizy.com/epiz_30367402/htdocs/wp-includes/functions.php on line 5595

Warning: require(/home/vol13_4/epizy.com/epiz_30367402/htdocs/wp-includes/class-wp-dependencies.php): failed to open stream: No such file or directory in /home/vol13_4/epizy.com/epiz_30367402/htdocs/wp-includes/script-loader.php on line 23

Fatal error: require(): Failed opening required '/home/vol13_4/epizy.com/epiz_30367402/htdocs/wp-includes/class-wp-dependencies.php' (include_path='.:/usr/share/pear/') in /home/vol13_4/epizy.com/epiz_30367402/htdocs/wp-includes/script-loader.php on line 23

Notice: Function is_embed was called incorrectly. Conditional query tags do not work before the query is run. Before then, they always return false. Please see Debugging in WordPress for more information. (This message was added in version 3.1.0.) in /home/vol13_4/epizy.com/epiz_30367402/htdocs/wp-includes/functions.php on line 5835

Notice: Function is_search was called incorrectly. Conditional query tags do not work before the query is run. Before then, they always return false. Please see Debugging in WordPress for more information. (This message was added in version 3.1.0.) in /home/vol13_4/epizy.com/epiz_30367402/htdocs/wp-includes/functions.php on line 5835
There has been a critical error on this website.

```

Can someone help me understand this error, and provide me a solution or some hints so that I can figure a fix for this.