Added rootNavigator attribute to fullscreenDialog above the tab bar

lib/views/active_game_view.dart

@@ -82,8 +82,9 @@ class _ActiveGameViewState extends State<ActiveGameView> {
                               style: TextStyle(fontSize: 22)),
                       onTap: () async {
                         // ignore: unused_local_variable
-                        final val = await Navigator.push(
-                          context,
+                        final val =
+                            await Navigator.of(context, rootNavigator: true)
+                                .push(
                           CupertinoPageRoute(
                             fullscreenDialog: true,
                             builder: (context) => RoundView(

lib/views/round_view.dart

@@ -293,8 +293,8 @@ class _RoundViewState extends State<RoundView> {
                                 if (widget.gameSession.isGameFinished == true) {
                                   Navigator.pop(context, widget.gameSession);
                                 } else {
-                                  Navigator.pushReplacement(
-                                    context,
+                                  Navigator.of(context, rootNavigator: true)
+                                      .pushReplacement(
                                     CupertinoPageRoute(
                                       builder: (context) => RoundView(
                                         gameSession: widget.gameSession,