Hi @Gelmart, welcome to the community forum and thanks for posting.
I'm sorry to hear you are having trouble accessing the Resolution Centre in your account. Please go to the Resolution Centre to view your cases and see if there are any actions required of you. If there are, please respond through the Resolution Centre within the given time frame.
If you are experiencing difficulties when attempting to access your PayPal account, please try clearing your cache and cookies or try using a different internet browser to access your account. If you are attempting to log in through the mobile app, please try uninstalling and reinstalling the app to see if this helps to resolve the issue.