// Handle after _insideUnits have been reinserted so we can use GetInsideUnits() in hooks
    for (Unit* unit : enteringUnits)
    {
        if (Player* player = unit->ToPlayer())
            if (player->isDebugAreaTriggers)
                ChatHandler(player->GetSession()).PSendSysMessage(LANG_DEBUG_AREATRIGGER_ENTERED, GetTemplate()->Id);

        DoActions(unit, AREATRIGGER_EVENT_ON_TRIGGER);

        _units.push_back(unit->GetGUID());
        _ai->OnUnitEnter(unit);
    }

    for (ObjectGuid const& exitUnitGuid : exitUnits)
    {
        if (Unit* leavingUnit = ObjectAccessor::GetUnit(*this, exitUnitGuid))
        {
            if (Player* player = leavingUnit->ToPlayer())
                if (player->isDebugAreaTriggers)
                    ChatHandler(player->GetSession()).PSendSysMessage(LANG_DEBUG_AREATRIGGER_LEFT, GetTemplate()->Id);

            UndoActions(leavingUnit);

            _units.remove(leavingUnit->GetGUID());
            _ai->OnUnitExit(leavingUnit);
        }
    }