Catch exceptions in updateWindowManager (Bug #4269)

apps/openmw/mwworld/worldimp.cpp

@@ -1756,6 +1756,8 @@ namespace MWWorld
     }
 
     void World::updateWindowManager ()
+    {
+        try
         {
             // inform the GUI about focused object
             MWWorld::Ptr object = getFacedObject ();
@@ -1771,6 +1773,11 @@ namespace MWWorld
 
             MWBase::Environment::get().getWindowManager()->setFocusObject(object);
         }
+        catch (std::exception& e)
+        {
+            std::cerr << "Error updating window manager: " << e.what() << std::endl;
+        }
+    }
 
     MWWorld::Ptr World::getFacedObject(float maxDistance, bool ignorePlayer)
     {