Assists gives Error since latest Updates


since the lates Updates the Assist throws an Error:

Turn the Lights in the Living-Room on
Ups, an error occured.

Same for the conversation.process:
»Unknown Error«

Home Assistant 2023.4.5
Supervisor 2023.04.0
Operating System 10.0
Frontend 20230411.1 - latest

Cheers - M.

I am getting the same error!

Same with 2023.4.6

Do u use custom Sentences?

Same with 2023.5

I figured out, that I used custom sentences, that seem to be established in the regular sentences.
So I deleted them and everything ist working like expected.