[Client] Ignore ObjectSpawn packets trying to spawn non-actors

apps/openmw/mwmp/ObjectList.cpp

@@ -402,9 +402,10 @@ void ObjectList::spawnObjects(MWWorld::CellStore* cellStore)
             MWWorld::ManualRef ref(MWBase::Environment::get().getWorld()->getStore(), baseObject.refId, 1);
             MWWorld::Ptr newPtr = ref.getPtr();
 
-            newPtr.getCellRef().setMpNum(baseObject.mpNum);
-
+            if (newPtr.getClass().isActor())
+            {
                 newPtr = MWBase::Environment::get().getWorld()->placeObject(newPtr, cellStore, baseObject.position);
+                MWMechanics::CreatureStats& creatureStats = newPtr.getClass().getCreatureStats(newPtr);
 
                 if (baseObject.isSummon)
                 {
@@ -420,7 +421,7 @@ void ObjectList::spawnObjects(MWWorld::CellStore* cellStore)
                         LOG_APPEND(Log::LOG_VERBOSE, "-- Actor has master: %s", masterPtr.getCellRef().getRefId().c_str());
 
                         MWMechanics::AiFollow package(masterPtr);
-                    newPtr.getClass().getCreatureStats(newPtr).getAiSequence().stack(package, newPtr);
+                        creatureStats.getAiSequence().stack(package, newPtr);
 
                         MWRender::Animation* anim = MWBase::Environment::get().getWorld()->getAnimation(newPtr);
                         if (anim)
@@ -438,6 +439,9 @@ void ObjectList::spawnObjects(MWWorld::CellStore* cellStore)
                     }
                 }
             }
+            else
+                LOG_APPEND(Log::LOG_VERBOSE, "-- Cannot spawn non-actor object!");
+        }
         else
             LOG_APPEND(Log::LOG_VERBOSE, "-- Actor already existed!");
     }