critical error on my website

Hello, I’m sorry to hear that you’re facing a critical error on your website when trying to install Rank Math. This issue could be related to a few different factors, such as compatibility with your PHP version or conflicts with other plugins.

To help you troubleshoot this issue, please consider the following steps:

1. Check PHP Version: Ensure that your server is running a supported version of PHP. Rank Math requires a stable and secure version of PHP to function properly. You can find more information on upgrading your PHP version here.
   

2. Repair Action Scheduler: If you are encountering a fatal error related to the Action Scheduler, you can use our Repair Action Scheduler plugin to fix this issue automatically. You can download it from here and follow the instructions provided in the documentation.
   

3. Backup Your Database: Before making any changes, it’s always a good idea to back up your database to prevent any data loss.

If these steps do not resolve the issue, please reply to this ticket with your website URL so that we can assist you further. A human agent from our support team will take over and provide more specific guidance based on your situation. Thank you for raising this concern!

Sources:
This Plugin Does Not Work with Your Version of PHP » Rank Math
Fatal Error Happening on Some Installations After 1.0.49 Update » Rank Math