In the episode 'Mô, owari ni shiyô (#1.9)'Kei tells Herikawa that he can not be with her, Kei part in a hurry to meet with the teacher, in the sequence we see Kei running at the railroad crossing from right to left. Several shots after, we see Herikawa walking slowly through the same crossing from left to right, this is not consistent if both characters departed from the same point.
In the beginning, Kei hits Marie which is the interface of the spacecraft. When this happens, the ship is out of control. At the moment when this happens, Kazami requests to be teleported to the bridge, but she doesn't use the phrase "This is a Priority One", as this is the phrase that carries the action.