Add better submission failure messaging

osu.Game/Screens/Play/SoloPlayer.cs

@@ -52,7 +52,7 @@ protected override GameplayLeaderboard CreateGameplayLeaderboard() =>
                 Scores = { BindTarget = LeaderboardScores }
             };
 
-        protected override bool HandleTokenRetrievalFailure(Exception exception) => false;
+        protected override bool ShouldExitOnTokenRetrievalFailure(Exception exception) => false;
 
         protected override Task ImportScore(Score score)
         {

osu.Game/Screens/Play/SubmittingPlayer.cs

@@ -118,7 +118,7 @@ private bool handleTokenRetrieval()
                 token = r.ID;
                 tcs.SetResult(true);
             };
-            req.Failure += handleTokenFailure;
+            req.Failure += ex => handleTokenFailure(ex, displayNotification: true);
 
             api.Queue(req);
 
@@ -128,40 +128,49 @@ private bool handleTokenRetrieval()
 
             return true;
 
-            void handleTokenFailure(Exception exception)
+            void handleTokenFailure(Exception exception, bool displayNotification = false)
             {
                 tcs.SetResult(false);
 
-                if (HandleTokenRetrievalFailure(exception))
+                bool shouldExit = ShouldExitOnTokenRetrievalFailure(exception);
+
+                if (displayNotification || shouldExit)
                 {
+                    string whatWillHappen = shouldExit
+                        ? "Play in this state is not permitted."
+                        : "Your score will not be submitted.";
+
                     if (string.IsNullOrEmpty(exception.Message))
-                        Logger.Error(exception, "Failed to retrieve a score submission token.");
+                        Logger.Error(exception, $"Failed to retrieve a score submission token.\n\n{whatWillHappen}");
                     else
                     {
                         switch (exception.Message)
                         {
-                            case "expired token":
-                                Logger.Log("Score submission failed because your system clock is set incorrectly. Please check your system time, date and timezone.", level: LogLevel.Important);
+                            case @"missing token header":
+                            case @"invalid client hash":
+                            case @"invalid verification hash":
+                                Logger.Log($"Please ensure that you are using the latest version of the official game releases.\n\n{whatWillHappen}", level: LogLevel.Important);
+                                break;
+
+                            case @"expired token":
+                                Logger.Log($"Your system clock is set incorrectly. Please check your system time, date and timezone.\n\n{whatWillHappen}", level: LogLevel.Important);
                                 break;
 
                             default:
-                                Logger.Log($"You are not able to submit a score: {exception.Message}", level: LogLevel.Important);
+                                Logger.Log($"{whatWillHappen} {exception.Message}", level: LogLevel.Important);
                                 break;
                         }
                     }
+                }
 
+                if (shouldExit)
+                {
                     Schedule(() =>
                     {
                         ValidForResume = false;
                         this.Exit();
                     });
                 }
-                else
-                {
-                    // Gameplay is allowed to continue, but we still should keep track of the error.
-                    // In the future, this should be visible to the user in some way.
-                    Logger.Log($"Score submission token retrieval failed ({exception.Message})");
-                }
             }
         }
 
@@ -170,7 +179,7 @@ void handleTokenFailure(Exception exception)
         /// </summary>
         /// <param name="exception">The error causing the failure.</param>
         /// <returns>Whether gameplay should be immediately exited as a result. Returning false allows the gameplay session to continue. Defaults to true.</returns>
-        protected virtual bool HandleTokenRetrievalFailure(Exception exception) => true;
+        protected virtual bool ShouldExitOnTokenRetrievalFailure(Exception exception) => true;
 
         protected override async Task PrepareScoreForResultsAsync(Score score)
         {
@@ -231,7 +240,7 @@ private void submitFromFailOrQuit()
 
         /// <summary>
         /// Construct a request to be used for retrieval of the score token.
-        /// Can return null, at which point <see cref="HandleTokenRetrievalFailure"/> will be fired.
+        /// Can return null, at which point <see cref="ShouldExitOnTokenRetrievalFailure"/> will be fired.
         /// </summary>
         [CanBeNull]
         protected abstract APIRequest<APIScoreToken> CreateTokenRequest();

osu.Game/Tests/Visual/TestPlayer.cs

@@ -61,7 +61,7 @@ public TestPlayer(bool allowPause = true, bool showResults = true, bool pauseOnF
             PauseOnFocusLost = pauseOnFocusLost;
         }
 
-        protected override bool HandleTokenRetrievalFailure(Exception exception) => false;
+        protected override bool ShouldExitOnTokenRetrievalFailure(Exception exception) => false;
 
         protected override APIRequest<APIScoreToken> CreateTokenRequest()
         {