It seems there is a keybinding conflict issue where Key[P] is causing problems. This might have been introduced in a recent patch that potentially separated the in-game pause and replay pause functionalities. Both are currently bound to the P key, which is causing the conflict. However, there is no option to rebind the replay pause key yet.
Solution: Bind either pause function to any key other than P or try resetting keybindings to default.
Testing: You can also test this by reassigning the key via the console: