0:00:18.494 G64: debug: GK: Load license from disk..
0:00:18.494 G64: debug: GK: 404: license database
0:00:18.494 G64: debug: GK: Empty license file. Defaulting to login page.
This is in your log. It shows that it's requesting you to activate.
I'm going to guess that you're using multiple monitors, and the activation window is hidden somewhere. You may need to unplug all but one of them to make it most obvious, but it's there somewhere on your screens!