ERROR 503: Some plugins and Plesk stop working in my server after Cloudflare activation

Hi everybody, I’m new on Cloudflare and I dont understand some issues.
After installing and activate Cloudflare my wordpress site is given me some errors, some plugins stop working (503 error) and Plesk Stop working too, when I logged in in Plesk after a few seconds Plesk logged me out.
Please help me.

This topic was automatically closed after 30 days. New replies are no longer allowed.