Sub menu singelplayer in my project doesn't work and in game pause button too

[kirpi4icom]

Sub menu singelplayer in my project doesn’t work
When I click on the singleplayer button, the transition to an empty map occurs (yes, I implemented the menu through empty maps) but the widget is not displayed
Here are the blueprints map

Here blueprint button click

Game pause button doesn`t work, the button flickers and nothing happens when pressed
Here are the blueprints map

Here blueprints button click

Please help