In the notation window, the last page of more than two invariably has big errors. There is something wrong.
I use the latest build (842 of Biab 2021 on win 10)
The first file (Children of Harlem) shows the page as it appears for a split second, before going over to the second file: ChildrenofharlemBAD.
On this page you see how the notation is scrambled, with a dotted line over the middle of the page (vertically). And rendering the reading impossible, cause it's just wrong.
I have already returned to factory settings multiple times. It's not me. It's the software,
