Need help I am facing inode usage problem and two other issue

[Admin]

The error you see is because some of the WordPress core files are missing. Deleting more files isn’t going to restore the missing files.

This guide can help you restore all missing files without losing any data:

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…