Missing HTML pages ( php 8

Hello ,
I have recived huge amount of 404 pages in simply static generate page .
ONE example of many :

404 https://cflix.domain.local/video/new-mmorpg-coming-this-summer/ Found on /

Please advise how this can be fixed !
I’m using nginx /php 8 and WordPress 6.0.

Diag page info :

Filesystem
Checking if web server can read from Temp Files Directory: /usr/share/nginx/html/wp-content/plugins/simply-static/static-files/	OK
Checking if web server can write to Temp Files Directory: /usr/share/nginx/html/wp-content/plugins/simply-static/static-files/	OK
WordPress
Checking if WordPress permalink structure is set	OK
Checking if WordPress cron is available and running	OK
Checking if WordPress can make requests to itself from 192.168.0.186	200
MySQL
Checking if MySQL user has DELETE privilege	OK
Checking if MySQL user has INSERT privilege	OK
Checking if MySQL user has SELECT privilege	OK
Checking if MySQL user has CREATE privilege	OK
Checking if MySQL user has ALTER privilege	OK
Checking if MySQL user has DROP privilege	OK
PHP
Checking if PHP version >= 7.2.5	8.0.13
Checking if php-xml is available	OK
Checking for cURL support	7.76.1