If Adobe Digital Edition 4.0.3 is open and no book is opened, it crashes when minimizing the window

I am trying to find a fix for this issue and I saw on a lot's of post, that people are having the same problem as I am with Adobe Digital Edition 4.0.3. If I open Adobe Digital Editions 4.0.3 with no book opened and I minimized the window, then it crashes and it give's me the following error message: