/// <summary>
        /// Destroys the traffic light and removes it
        /// </summary>
        /// <param name="nodeId"></param>
        /// <param name="destroyGroup"></param>
        public void RemoveNodeFromSimulation(ushort nodeId, bool destroyGroup, bool removeTrafficLight)
        {
#if DEBUG
            Log.Warning($"TrafficLightSimulationManager.RemoveNodeFromSimulation({nodeId}, {destroyGroup}, {removeTrafficLight}) called.");
#endif

            TrafficLightSimulation sim = TrafficLightSimulations[nodeId];
            if (sim == null)
            {
                return;
            }
            TrafficLightManager tlm = TrafficLightManager.Instance;

            if (sim.TimedLight != null)
            {
                // remove/destroy all timed traffic lights in group
                List <ushort> oldNodeGroup = new List <ushort>(sim.TimedLight.NodeGroup);
                foreach (var timedNodeId in oldNodeGroup)
                {
                    var otherNodeSim = GetNodeSimulation(timedNodeId);
                    if (otherNodeSim == null)
                    {
                        continue;
                    }

                    if (destroyGroup || timedNodeId == nodeId)
                    {
                        //Log._Debug($"Slave: Removing simulation @ node {timedNodeId}");
                        otherNodeSim.DestroyTimedTrafficLight();
                        otherNodeSim.DestroyManualTrafficLight();
                        ((TrafficLightSimulation)otherNodeSim).NodeGeoUnsubscriber?.Dispose();
                        RemoveNodeFromSimulation(timedNodeId);
                        if (removeTrafficLight)
                        {
                            Constants.ServiceFactory.NetService.ProcessNode(timedNodeId, delegate(ushort nId, ref NetNode node) {
                                tlm.RemoveTrafficLight(timedNodeId, ref node);
                                return(true);
                            });
                        }
                    }
                    else
                    {
                        otherNodeSim.TimedLight.RemoveNodeFromGroup(nodeId);
                    }
                }
            }

            //Flags.setNodeTrafficLight(nodeId, false);
            //sim.DestroyTimedTrafficLight();
            sim.DestroyManualTrafficLight();
            sim.NodeGeoUnsubscriber?.Dispose();
            RemoveNodeFromSimulation(nodeId);
            if (removeTrafficLight)
            {
                Constants.ServiceFactory.NetService.ProcessNode(nodeId, delegate(ushort nId, ref NetNode node) {
                    tlm.RemoveTrafficLight(nodeId, ref node);
                    return(true);
                });
            }
        }
        /// <summary>
        /// Destroys the traffic light and removes it
        /// </summary>
        /// <param name="nodeId"></param>
        /// <param name="destroyGroup"></param>
        public void RemoveNodeFromSimulation(ushort nodeId, bool destroyGroup, bool removeTrafficLight)
        {
            if (!HasSimulation(nodeId))
            {
                return;
            }

            TrafficLightSimulation sim = TrafficLightSimulations[nodeId];
            TrafficLightManager    tlm = TrafficLightManager.Instance;

            if (sim.TimedLight != null)
            {
                // remove/destroy all timed traffic lights in group
                List <ushort> oldNodeGroup = new List <ushort>(sim.TimedLight.NodeGroup);
                foreach (var timedNodeId in oldNodeGroup)
                {
                    var otherNodeSim = GetNodeSimulation(timedNodeId);
                    if (otherNodeSim == null)
                    {
                        continue;
                    }

                    if (destroyGroup || timedNodeId == nodeId)
                    {
                        //Log._Debug($"Slave: Removing simulation @ node {timedNodeId}");
                        otherNodeSim.DestroyTimedTrafficLight();
                        otherNodeSim.DestroyManualTrafficLight();
                        otherNodeSim.NodeGeoUnsubscriber?.Dispose();
                        RemoveNodeFromSimulation(timedNodeId);
                        if (removeTrafficLight)
                        {
                            tlm.RemoveTrafficLight(timedNodeId);
                        }
                    }
                    else
                    {
                        otherNodeSim.TimedLight.RemoveNodeFromGroup(nodeId);
                    }
                }
            }

            //Flags.setNodeTrafficLight(nodeId, false);
            //sim.DestroyTimedTrafficLight();
            sim.DestroyManualTrafficLight();
            sim.NodeGeoUnsubscriber?.Dispose();
            RemoveNodeFromSimulation(nodeId);
            if (removeTrafficLight)
            {
                tlm.RemoveTrafficLight(nodeId);
            }
        }