Problems after latest update to 9.12.009

after the update i try to login in scriptcase, i open a project , oke and than i try to open applicatie in the project. and then scriptcase give’s the login screen and you need to login new the you must delete the old connection. start over the project but and then it can happen again that you get the login screen .
this is in differend projects and not always on the same place.
question what is the problem.
I have already downloaded a new installation from scriptcase on a other computer end export project to the new computer , same problem ??