In a scene at the railway station the destination of a train is written as "Moskva". The Russian capital city is spelled "Moskau" in German, therefore the sign is written incorrectly.
At the end of the film, Luna wants to board a train from Munich to Moscow. However, while she can change in Prague, there is no direct train connection between those two cities so the display wouldn't show such a connection. Additionally, the ALX trains depart only every two hours, not every twenty minutes.
The display at the station shows the train at this platform will be departing at 17:22. Below that is a section marked "Folgezüge" which shows the trains which will depart after. However, the first of those trains actually arrives before, at 17:02.
When the female cop appears on TV, her voice changes in the middle of the interview and the new voice is not in sync with her lip movement.