"Kēhau plays video games at home."

Translation: Pāʻani wikiō ʻo Kēhau ma ka hale.

[Pomaikaiui]

why can not be " i ka hale"?

[jdmcowan]

I'm sure it can be. Is it possible you made some other error? Did you report it? Do you have a screen shot?

[kelii....]

It can. Report it as your answer is possible.