private void btnLoadFile_Click(object sender, RoutedEventArgs e) { _GameDriver.LoadFile(); //IMPORTANT //Everytime you register CoreWindow_KeyDown event //First remove it, then register it again. //I do this to be sure a multiplied CoreWindow_KeyDown event IS NOT APPLIEED 2 times //because it will increase Goodie's speed. (We don't want to increase goodie's speed) FreezeGoodie(); UnFreezeGoodie(); }