✔️ This issue has been resolved and the fix will be available within the Plato 2.0.1 update.
Within Plato.Issues role based security checks are failing and showing an access denied message when attempting to view certain categories you should have access to. This seems to be have been introduced in Plato 2.0.0.
This should be resolved for Plato 2.0.1.
Plato - All-in-one product support