It solved. turn off "Automatically switch to document's input source" in keyboard setting menu.
jong-ha
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
Last seen
User for
From
대한민국 서울특별시
Post
Replies
Boosts
Views
Activity
I have the same problem on 2019 mac pro.
same here. please let me know what the problem is and how to fix it.