If you look in the top right of your screen, you’ll see a magnifying glass icon. If you click on it, you can search the forums. In a case with highly specific search terms such as those present in an error message, you are very likely to find a thread about that issue.
I’m apparently pretty bad at searches, before making this post I tried things like “stuck in vacation” and was finding timer-related bugs, but not what I was looking for.
One of Brave Browser Issue’s links had something on adjusting the about:config settings, and that did the trick.