Here is a screenshot of my editor. Maybe the statistic windows can give a hint.
![Image](https://i.imgur.com/F9bTobI.png)
If I just write "edit" or click on File -> New the white car is in the center. But F5 is still not working.
Edit: I clicked on the Free Camera button. This is the result:
![Image](https://i.imgur.com/2pT1dzx.png)
Looks like some floating islands. Finally something else than the black background.
![Very Happy :D](./images/smilies/icon_e_biggrin.gif)