Common Issues & Warnings

How to find where (unwanted) security headers are set

In some cases you may get the warning: “Header x has been set to the non-recommended value “**”, or You tried to disable “header”, but this is not possible because it is set by a third party. This means that a third party, not Really

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Really Simple SSL Pro Nulled – About the Risks

I recently purchased a Nulled version on a WordPress marketplace, claiming so-called “Nulled” versions are a legitimate option for resellers to earn a buck on GPL licensed software. Instead of buying from the source, you’re buying the software from a reseller with a considerable discount. These

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WP Config fix needed

WP Config fix needed in some cases your wp-config.php requires some changes before SSL will work correctly. This usually happens when your site is behind a loadbalancer or your wp-config.php contains a hardcoded http:// WP_HOME/WP_SITEURL constant. The plugin will fix this automatically in most cases

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Fatal error on settings page

On some servers, we’ve seen a critical error on the settings page. The debug log showed this error: Fatal error: [disabled_function] Aborted execution on call of the function ‘function_exists’, because its argument ‘$function_name’ content (shell_exec) matched a rule in public_html/wp-content/plugins/really-simple-ssl/lets-encrypt/functions.php on line 652 This line

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MOZILLA_PKIX_ERROR_REQUIRED_TLS_FEATURE_MISSING

MOZILLA_PKIX_ERROR_REQUIRED_TLS_FEATURE_MISSING This is an uncommon error which can occur when there’s an issue with OCSP stapling on your webserver. It happens when OCSP stapling is required, but not available. We recommend to contact your hosting provider about this issue, they will be able to enable

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