It might be tad ballsy to say that every one of UX designers (let’s bunch all designer types in this one) will experience difficulties in their projects and potential burnout.
I’ve been there several times myself.
What helped me is understanding why we tend to experience this and what simple tactics can help overcome it.
As a UX designer, you’ll sure to experience people who don’t get what user experience design and it’s methods are about. This video might help you prepare the mindset to focus on the positives to ride out the harshest of project fires.