http://bugs.winehq.org/show_bug.cgi?id=25936
--- Comment #14 from denis bonnenfant denis.bonnenfant@diderot.org --- (In reply to Ken Sharp from comment #13)
Does this still occur in Wine 9.8 or later?
Yes, but in a different behavior : first it installs web components, and then it opens a white popup window, and the installer is blocked.