- fixed: G_UnsnapshotLevel should abort with an error if it cannot read the savegame.

- fixed: The exception handler in G_DoLoadGame needs to rethrow the exception it receives.

src/g_game.cpp

@@ -1999,7 +1999,7 @@ void G_DoLoadGame ()
 	{
 		// delete the resource file if anything goes wrong in here.
 		if (resfile != nullptr) delete resfile;
-		return;
+		throw;
 	}
 }
 

src/g_level.cpp

@@ -1512,7 +1512,11 @@ void G_UnSnapshotLevel (bool hubLoad)
 	if (level.info->isValid())
 	{
 		FSerializer arc;
-		if (!arc.OpenReader(&level.info->Snapshot)) return;
+		if (!arc.OpenReader(&level.info->Snapshot))
+		{
+			I_Error("Failed to load savegame");
+			return;
+		}
 
 		G_SerializeLevel (arc, hubLoad);
 		level.FromSnapshot = true;