Welcome to career mode 
You know, I noticed one funny thing: FS may slightly change every day. Sometimes you see some buttons in menu disappear which were yesterday there but on the next day you see those buttons again. Sometimes you start getting CTDs at a certain moment but next day everything is fine…
Your problem is common but doesn’t happen always and for everyone. However, you can vote here:
They said it’s fixed in SU1
But obviously it’s not.