Your security add-on is blocking you. The memory limit of your wordpress is too low. If you're having trouble logging into your Wordpress admin screen, here are some possible solutions. There may also be other errors that cause you to lose access to wp-admin, but in our more than 10 years of experience working with WordPress, these are the most likely causes.
Define ('WP_MEMORY_LIMIT', '32M'); Define ('WP_MEMORY_LIMIT', '128M'); Top 5 WordPress Security Plugins. First of all, if you have used multiple browsers or devices to log in to WordPress, check if any of those browsers or devices are still connected. However, if you have given WordPress its own directory, the URL of the WordPress address will include the directory where you installed WordPress. If that doesn't work, your best bet is to update your password directly in the WordPress database.
Sometimes, WordPress plugins can cause this problem, especially if there is a conflict between two plugins. To clear your website's cache, use any of the caching plugins available in the WordPress repository. WordPress themes can also cause conflicts after upgrading to a newer version of WordPress or the theme itself. WordPress comes with a configuration option that has the URL of your website and the URL of your WordPress installation.
If these steps fail, indicate that you have tried all of these possible solutions by posting to the WordPress support forum. Be sure to give details of your server configuration, if you know, including the versions of MySQL and PHP, as well as your operating system (OS), browser, and the version of WordPress that is causing these problems. Among some of the most common types of errors you may encounter is the inability to log in to your administration area. If you've installed a malware scanner like MalCare on your site, you'll have access to a separate dashboard to run a scan remotely without having to log in to WordPress.
You will be directed to a page where you can enter your username or the email address you use for your WordPress blog, and you will be sent an email with a new password. Although you can disable the add-ons you want to keep active, this is the quickest way to know if an add-on is causing problems with your login. The good news is that it's very easy to check if there is any interference in the subject that won't allow you to log into your website. To check if this is the case on your site, you have to deactivate your theme by renaming the theme folder so that WordPress no longer reads it.
If your cache isn't updating correctly, you might be seeing older versions of some of the files compatible with WordPress.