Board Game Arena

I am trying to make the squares show up on the board but the game is stuck loading at 'opening the game box'

Anyway to troubleshoot this or see where it is hanging?

I can see it now. Thanks for the tip about the hard reset.

I have experience with C/++ and am trying to learn how to develop on the BGA framework by starting very simple; Tic-Tac-Toe. I am following this tutorial: https://boardgamearena.com/doc/Tutorial_reversi but I failed at the very first item. I can't get my board jpeg to show up in game, despite my set...