Crushed admin panel

Hey @algizodal,

Thanks for writing in, and we’re sorry to hear about the trouble you’re facing.

If you’re still facing the issue due to a specific plugin, then you can deactivate that plugin via FTP. This guide may help you.
https://www.wpbeginner.com/plugins/how-to-deactivate-all-plugins-when-not-able-to-access-wp-admin/

You may also want to refer to this guide to resolve the issue on your website if this helps.
https://www.wpbeginner.com/wp-tutorials/how-to-fix-the-502-bad-gateway-error-in-wordpress/

I hope this helps, and please let me know how it goes.