Problem with application Property setter was expecting a appinventor.components.runtime.Button component but got a IntNum instead

hello, i tried to creat a tictactoe game but i got this message when i tried to open the app. i understand the error but idk how to fix it.
the project is being ulpoad here so if someone can pls help me

TicTacToe.aia (20.7 KB)

Here for starters

You need to provide a button component in the "of component" socket