ReliableMessage improvements & bugfixes

Subsurface/Properties/AssemblyInfo.cs

@@ -31,5 +31,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.2.2.0")]
+[assembly: AssemblyVersion("0.0.0.1")]
-[assembly: AssemblyFileVersion("0.2.2.0")]
+[assembly: AssemblyFileVersion("0.0.0.1")]

Subsurface/Source/Characters/Character.cs

@@ -1107,18 +1107,22 @@ namespace Barotrauma
                     GetInputState(InputType.Up) ||
                     GetInputState(InputType.Down) ||
                     GetInputState(InputType.ActionHeld) ||
-                    GetInputState(InputType.SecondaryHeld));
+                    GetInputState(InputType.SecondaryHeld)) || LargeUpdateTimer <= 0;
+            
+            message.Write(hasInputs);
 
-            message.Write(hasInputs || LargeUpdateTimer <= 0);
+            if (!hasInputs) return true;
 
             message.Write((float)NetTime.Now);
                                    
             // Write byte = move direction
             //message.WriteRangedSingle(MathHelper.Clamp(AnimController.TargetMovement.X, -10.0f, 10.0f), -10.0f, 10.0f, 8);
             //message.WriteRangedSingle(MathHelper.Clamp(AnimController.TargetMovement.Y, -10.0f, 10.0f), -10.0f, 10.0f, 8);
-
+            
             message.Write(keys[(int)InputType.ActionHeld].Dequeue);
-            message.Write(keys[(int)InputType.SecondaryHeld].Dequeue);
+
+            bool secondaryHeld = keys[(int)InputType.SecondaryHeld].Dequeue;
+            message.Write(secondaryHeld);
                         
             message.Write(keys[(int)InputType.Left].Dequeue);
             message.Write(keys[(int)InputType.Right].Dequeue);
@@ -1128,8 +1132,15 @@ namespace Barotrauma
 
             message.Write(keys[(int)InputType.Run].Dequeue);
 
-            message.Write(cursorPosition.X);
+            if (secondaryHeld)
-            message.Write(cursorPosition.Y);
+            {
+                message.Write(cursorPosition.X);
+                message.Write(cursorPosition.Y);
+            }
+            else
+            {
+                message.Write(AnimController.Dir > 0.0f);
+            }
                         
             message.Write(LargeUpdateTimer <= 0);
 
@@ -1271,21 +1282,36 @@ namespace Barotrauma
 
             keys[(int)InputType.Run].State = runState;
 
+            float dir = 1.0f;
             bool isLargeUpdate;
 
             try
             {
-                cursorPos = new Vector2(
+                if (secondaryKeyState)
-                    message.ReadFloat(),
+                {
-                    message.ReadFloat());
+                    cursorPos = new Vector2(
+                        message.ReadFloat(),
+                        message.ReadFloat());
+                }
+                else
+                {
+                    dir = message.ReadBoolean() ? 1.0f : -1.0f;
+                }
+
                 isLargeUpdate = message.ReadBoolean();
             }
             catch
             {
                 return;
             }
-
+            if (secondaryKeyState)
-            cursorPosition = cursorPos;
+            {
+                cursorPosition = cursorPos;
+            }
+            else
+            {
+                cursorPos = Position + new Vector2(1000.0f, 0.0f) * dir;
+            }
                                       
             if (isLargeUpdate)
             {

Subsurface/Source/Items/Components/Door.cs

@@ -238,8 +238,6 @@ namespace Barotrauma.Items.Components
 
         public override void Update(float deltaTime, Camera cam)
         {
-            convexHull.Enabled = true;
-            if (convexHull2 != null) convexHull2.Enabled = true;
             if (!isStuck)
             {
                 OpenState += deltaTime * ((isOpen) ? 2.0f : -2.0f);
@@ -253,8 +251,6 @@ namespace Barotrauma.Items.Components
         public override void UpdateBroken(float deltaTime, Camera cam)
         {
             body.Enabled = false;
-            convexHull.Enabled = false;
-            if (convexHull2 != null) convexHull2.Enabled = false;
 
             linkedGap.Open = 1.0f;
         }

Subsurface/Source/Networking/GameClient.cs

@@ -116,7 +116,7 @@ namespace Barotrauma.Networking
             }
 
 
-            updateInterval = new TimeSpan(0, 0, 0, 0, 100);
+            updateInterval = new TimeSpan(0, 0, 0, 0, 150);
 
             // Set timer to tick every 50ms
             //update = new System.Timers.Timer(50);
@@ -302,7 +302,7 @@ namespace Barotrauma.Networking
         {
             base.Update(deltaTime);
 
-            if (!connected || updateTimer > DateTime.Now) return;
+            if (!connected) return;
             
             if (client.ConnectionStatus == NetConnectionStatus.Disconnected)
             {
@@ -323,6 +323,21 @@ namespace Barotrauma.Networking
                 reconnectBox = null;
             }
 
+            try
+            {
+                CheckServerMessages();
+            }
+            catch (Exception e)
+            {
+#if DEBUG
+                DebugConsole.ThrowError("Error while receiving message from server", e);
+#endif            
+            }
+            
+            reliableChannel.Update(deltaTime);
+
+            if (updateTimer > DateTime.Now) return;
+
             if (myCharacter != null)
             {
                 if (myCharacter.IsDead)
@@ -335,8 +350,6 @@ namespace Barotrauma.Networking
                     new NetworkEvent(myCharacter.ID, true);                    
                 }
             }
-
-            reliableChannel.Update(deltaTime);
                           
             foreach (NetworkEvent networkEvent in NetworkEvent.events)
             {
@@ -353,11 +366,10 @@ namespace Barotrauma.Networking
                     
             NetworkEvent.events.Clear();
 
-            try
+            if (PlayerInput.KeyDown(Microsoft.Xna.Framework.Input.Keys.B))
             {
-                CheckServerMessages();
+                SendChatMessage("asdfsdaf");
             }
-            catch { }
 
             // Update current time
             updateTimer = DateTime.Now + updateInterval;

Subsurface/Source/Networking/GameServer.cs

@@ -65,8 +65,8 @@ namespace Barotrauma.Networking
             netStats = new NetStats();
 
 #if DEBUG
-            config.SimulatedLoss = 0.2f;
+            config.SimulatedLoss = 0.05f;
-            config.SimulatedRandomLatency = 0.6f;
+            config.SimulatedRandomLatency = 0.3f;
             config.SimulatedDuplicatesChance = 0.05f;
             config.SimulatedMinimumLatency = 0.1f;
 #endif 
@@ -618,15 +618,13 @@ namespace Barotrauma.Networking
         {
             if (NetworkEvent.events.Count == 0) return;
 
-            List<NetConnection> recipients = new List<NetConnection>();
+            List<Client> recipients = connectedClients.FindAll(c => c.character != null);
-            foreach (Client c in connectedClients)
-            {
-                if (c.character == null) continue;
-                //if (networkEvent.Type == NetworkEventType.UpdateEntity && 
-                //    Vector2.Distance(e.SimPosition, c.character.SimPosition) > NetConfig.UpdateEntityDistance) continue;
 
-                recipients.Add(c.Connection);
+            List<NetConnection> recipientConnections = new List<NetConnection>();
-            }                
+            foreach (Client c in recipients)
+            {
+                recipientConnections.Add(c.Connection);
+            }
 
             if (recipients.Count == 0) return;
 
@@ -635,17 +633,38 @@ namespace Barotrauma.Networking
                 Entity e = Entity.FindEntityByID(networkEvent.ID);
                 if (e == null) continue;
 
-                NetOutgoingMessage message = server.CreateMessage();
+                if (networkEvent.IsImportant)
-                message.Write((byte)PacketTypes.NetworkEvent);
-                //if (!networkEvent.IsClient) continue;
-                            
-                networkEvent.FillData(message);
-
-                if (server.ConnectionsCount>0)
                 {
-                    server.SendMessage(message, recipients, 
+                    foreach (Client c in recipients)
-                        (networkEvent.IsImportant) ? NetDeliveryMethod.Unreliable : NetDeliveryMethod.ReliableUnordered, 0);  
+                    {
-                }                            
+                        ReliableMessage reliableMessage = c.ReliableChannel.CreateMessage();
+                        reliableMessage.InnerMessage.Write((byte)PacketTypes.NetworkEvent);
+
+                        if (!networkEvent.FillData(reliableMessage.InnerMessage))
+                        {
+                            break;
+                        }
+
+                        c.ReliableChannel.SendMessage(reliableMessage, c.Connection);
+                    }
+                }
+                else
+                {
+                    NetOutgoingMessage message = server.CreateMessage();
+                    message.Write((byte)PacketTypes.NetworkEvent);
+                    //if (!networkEvent.IsClient) continue;
+                            
+                    if (!networkEvent.FillData(message))
+                    {
+                        continue;
+                    }
+
+                    if (server.ConnectionsCount>0)
+                    {
+                        server.SendMessage(message, recipientConnections, 
+                            (networkEvent.IsImportant) ? NetDeliveryMethod.Unreliable : NetDeliveryMethod.ReliableUnordered, 0);  
+                    }  
+                }                          
             }
             NetworkEvent.events.Clear();
         }

Subsurface/Source/Networking/NetConfig.cs

@@ -22,5 +22,10 @@ namespace Barotrauma.Networking
         public const float AllowedRagdollDistance = 0.1f;
 
         public const float DeleteDisconnectedTime = 10.0f;
+
+        public const float AckInterval = 0.2f;
+        public const float RerequestInterval = 0.2f;
+
+        public const int ResendAttempts = 8;
     }
 }

Subsurface/Source/Networking/NetStats.cs

@@ -18,9 +18,8 @@ namespace Barotrauma.Networking
 
         private Graph[] graphs;
 
-        private Queue<float>[] valueQueue;
+        private float[] totalValue;
-
+        private float[] lastValue;
-        private float[] lastValues;
 
         const float UpdateInterval = 1.0f;
         float updateTimer;
@@ -29,23 +28,21 @@ namespace Barotrauma.Networking
         {
             graphs = new Graph[3];
 
-            valueQueue = new Queue<float>[3];
+            totalValue = new float[3];
+            lastValue = new float[3];
             for (int i = 0; i < 3; i++ )
-            {
+            {                
-                valueQueue[i] = new Queue<float>();
                 graphs[i] = new Graph();
-            }
+            }            
-
-            lastValues = new float[3];
         }
 
         public void AddValue(NetStatType statType, float value)
         {
-            float valueChange = value - lastValues[(int)statType];
+            float valueChange = value - lastValue[(int)statType];
 
-            valueQueue[(int)statType].Enqueue(valueChange);
+            totalValue[(int)statType] += valueChange;
 
-            lastValues[(int)statType] = value;
+            lastValue[(int)statType] = value;
         }
 
         public void Update(float deltaTime)
@@ -56,17 +53,12 @@ namespace Barotrauma.Networking
 
             for (int i = 0; i<3; i++)
             {
-                int valueCount = valueQueue[i].Count;                
-                float totalValue = 0.0f;
-                while (valueQueue[i].Count>1)
-                {
-                    totalValue += valueQueue[i].Dequeue();
-                }
 
-                graphs[i].Update(valueCount==0 ? 0.0f : totalValue/valueCount);
+                graphs[i].Update(totalValue[i] * 10.0f);
+                totalValue[i] = 0.0f;
             }
 
-            updateTimer = UpdateInterval;
+            updateTimer = UpdateInterval/10.0f;
         }
 
         public void Draw(SpriteBatch spriteBatch, Rectangle rect)

Subsurface/Source/Networking/ReliableSender.cs

@@ -56,7 +56,7 @@ namespace Barotrauma.Networking.ReliableMessages
 
     internal class ReliableSender
     {
-        private List<ReliableMessage> messageBuffer;
+        private Dictionary<ushort, ReliableMessage> messageBuffer;
 
         private ushort messageCount;
 
@@ -66,11 +66,15 @@ namespace Barotrauma.Networking.ReliableMessages
 
         private float ackTimer;
 
+        private float ackInterval;
+
         public ReliableSender(NetPeer sender)
         {
             this.sender = sender;
-            
+
-            messageBuffer = new List<ReliableMessage>();
+            messageCount = ushort.MaxValue - 5;
+
+            messageBuffer = new Dictionary<ushort, ReliableMessage>();
         }
 
         public ReliableMessage CreateMessage()
@@ -81,14 +85,42 @@ namespace Barotrauma.Networking.ReliableMessages
             NetOutgoingMessage message = sender.CreateMessage();
 
             var reliableMessage = new ReliableMessage(message, messageCount);
-            messageBuffer.Add(reliableMessage);
+            messageBuffer.Add(reliableMessage.ID, reliableMessage);
 
             message.Write((byte)PacketTypes.ReliableMessage);
             message.Write(messageCount);
             
-            while (messageBuffer.Count>100)
+            int bufferSize=100;
+            if (messageBuffer.Count>bufferSize)
             {
-                messageBuffer.RemoveAt(0);
+                
+                int end = messageCount-bufferSize;
+                int start = end - (messageBuffer.Count - bufferSize);
+
+                if (start<=0)
+                {
+                    int wrappedStart = start + ushort.MaxValue;
+                    if (wrappedStart==0) wrappedStart = ushort.MaxValue;
+                    int wrappedEnd = end + ushort.MaxValue;
+                    if (wrappedEnd==0) wrappedEnd = ushort.MaxValue;
+
+                    for (ushort i = (ushort)wrappedStart; i <= (ushort)wrappedEnd; i++)
+                    {
+                        messageBuffer.Remove(i);
+                        if (i == ushort.MaxValue) break;
+                        Debug.WriteLine("removing message " + i);
+                    }
+                }
+
+                for (ushort i = (ushort)Math.Max(start,1); i <= (ushort)Math.Max(end,1); i++)
+                {
+                    messageBuffer.Remove(i);
+                    if (i == ushort.MaxValue) break;
+                    Debug.WriteLine("removing message " + i);
+                }
+
+                    
+                
             }
 
             return reliableMessage;
@@ -98,6 +130,9 @@ namespace Barotrauma.Networking.ReliableMessages
 
         public void SendMessage(ReliableMessage message, NetConnection connection)
         {
+            ackInterval = 0.0f;
+            ackTimer = connection.AverageRoundtripTime;
+
             message.SaveInnerMessage();
 
             sender.SendMessage(message.InnerMessage, connection, NetDeliveryMethod.Unreliable, 0);
@@ -105,14 +140,6 @@ namespace Barotrauma.Networking.ReliableMessages
             recipient = connection;
         }
 
-        //        NetOutgoingMessage msg = server.CreateMessage();
-        //reliableSender.CreateMessage(msg);
-        //msg.Write((byte)PacketTypes.Chatmessage);
-        //msg.Write((byte)type);
-        //msg.Write(message);
-
-
-
         public void HandleResendRequest(NetIncomingMessage inc)
         {
             ushort messageId = inc.ReadUInt16();
@@ -124,15 +151,16 @@ namespace Barotrauma.Networking.ReliableMessages
 
         private void ResendMessage(ushort messageId, NetConnection connection)
         {
-            ReliableMessage message = messageBuffer.Find(m => m.ID == messageId);
+            ReliableMessage message;
-            if (message == null) return;
+            if (!messageBuffer.TryGetValue(messageId, out message)) return;
 
             Debug.WriteLine("resending " + messageId);
 
-
             NetOutgoingMessage resendMessage = sender.CreateMessage();
             message.RestoreInnerMessage(resendMessage);
 
+            ackTimer = connection.AverageRoundtripTime;
+
             sender.SendMessage(resendMessage, connection, NetDeliveryMethod.Unreliable);
         }
 
@@ -152,7 +180,8 @@ namespace Barotrauma.Networking.ReliableMessages
 
             sender.SendMessage(message, recipient, NetDeliveryMethod.Unreliable);
 
-            ackTimer = Math.Max(recipient.AverageRoundtripTime, 1.0f);
+            ackTimer = Math.Max(recipient.AverageRoundtripTime, NetConfig.AckInterval+ackInterval);
+            ackInterval += 0.1f;
         }
     }
 
@@ -160,6 +189,7 @@ namespace Barotrauma.Networking.ReliableMessages
     {
         ushort lastMessageID;
 
+        Queue<ushort> missingMessageIds;
         Dictionary<ushort, MissingMessage> missingMessages;
 
         private NetPeer receiver;
@@ -169,38 +199,49 @@ namespace Barotrauma.Networking.ReliableMessages
         public ReliableReceiver(NetPeer receiver)
         {
             this.receiver = receiver;
+
+            lastMessageID  = ushort.MaxValue - 5;
             
             missingMessages = new Dictionary<ushort,MissingMessage>();
+            missingMessageIds = new Queue<ushort>();
         }
 
         public void Update(float deltaTime)
         {
-            foreach (var message in missingMessages.Where(m => m.Value.ResendRequestsSent>10).ToList())
+            foreach (var message in missingMessages.Where(m => m.Value.ResendRequestsSent > NetConfig.ResendAttempts).ToList())
             {
                 missingMessages.Remove(message.Key);
             }
 
+            int bufferSize = 20;
+
+            while (missingMessageIds.Count>bufferSize)
+            {
+                ushort id = missingMessageIds.Dequeue();
+
+                missingMessages.Remove(id);
+            }
+
             foreach (KeyValuePair<ushort, MissingMessage> valuePair in missingMessages)
             {
                 MissingMessage missingMessage = valuePair.Value;
 
                 missingMessage.ResendTimer -= deltaTime;
 
-                if (missingMessage.ResendRequestsSent==0
+                if (missingMessage.ResendTimer > 0.0f) continue;
-                    || missingMessage.ResendTimer<0.0f)
+                
-                {                    
+                Debug.WriteLine("rerequest "+missingMessage.ID+" (try #"+missingMessage.ResendRequestsSent+")");
-                    Debug.WriteLine("rerequest "+missingMessage.ID+" (try #"+missingMessage.ResendRequestsSent+")");
 
-                    NetOutgoingMessage resendRequest = receiver.CreateMessage();
+                NetOutgoingMessage resendRequest = receiver.CreateMessage();
-                    resendRequest.Write((byte)PacketTypes.ResendRequest);
+                resendRequest.Write((byte)PacketTypes.ResendRequest);
-                    resendRequest.Write(missingMessage.ID);
+                resendRequest.Write(missingMessage.ID);
 
-                    receiver.SendMessage(resendRequest, recipient, NetDeliveryMethod.Unreliable);
+                receiver.SendMessage(resendRequest, recipient, NetDeliveryMethod.Unreliable);
 
 
-                    missingMessage.ResendTimer = Math.Max(recipient.AverageRoundtripTime, 0.2f);
+                missingMessage.ResendTimer = Math.Max(recipient.AverageRoundtripTime, NetConfig.RerequestInterval);
-                    missingMessage.ResendRequestsSent++;
+                missingMessage.ResendRequestsSent++;
-                }
+                
             }
 
         }
@@ -217,23 +258,15 @@ namespace Barotrauma.Networking.ReliableMessages
             if (Math.Abs((int)lastMessageID - (int)id) > ushort.MaxValue / 2)
             {
                 //id wrapped around and we missed some messages in between, rerequest them
-                if (lastMessageID<=ushort.MaxValue && id>1)
+                if (lastMessageID>ushort.MaxValue/2 && id>=1)
                 {
                     for (ushort i = (ushort)(Math.Min(lastMessageID, (ushort)(ushort.MaxValue-1)) + 1); i < ushort.MaxValue; i++)
                     {
-                        //message already marked as missed, continue
+                        QueueMissingMessage(i);
-                        if (missingMessages.ContainsKey((i))) continue;
-
-                        Debug.WriteLine("added " + i + " to missed");
-                        missingMessages.Add(i, new MissingMessage((ushort)i));
                     }
                     for (ushort i = 1; i < id; i++)
                     {
-                        //message already marked as missed, continue
+                        QueueMissingMessage(i);
-                        if (missingMessages.ContainsKey((i))) continue;
-
-                        Debug.WriteLine("added " + i + " to missed");
-                        missingMessages.Add(i, new MissingMessage((ushort)i));
                     }
 
                     lastMessageID = id;
@@ -246,11 +279,7 @@ namespace Barotrauma.Networking.ReliableMessages
                 }
                 else
                 {
-                    if (missingMessages.ContainsKey(id))
+                    RemoveMissingMessage(id);
-                    {
-                        Debug.WriteLine("remove " + id + " from missed");
-                        missingMessages.Remove(id);
-                    }
                 }
             }
             else
@@ -259,11 +288,7 @@ namespace Barotrauma.Networking.ReliableMessages
                 {                
                     for (ushort i = (ushort)(lastMessageID+1); i < id; i++ )
                     {
-                        //message already marked as missed, continue
+                        QueueMissingMessage(i); 
-                        if (missingMessages.ContainsKey((i))) continue;
-
-                        Debug.WriteLine("added "+i+" to missed");
-                        missingMessages.Add(i, new MissingMessage((ushort)i));  
                     }
 
                 }
@@ -275,11 +300,7 @@ namespace Barotrauma.Networking.ReliableMessages
                 }
                 else
                 {
-                    if (missingMessages.ContainsKey(id))
+                    RemoveMissingMessage(id);
-                    {
-                        Debug.WriteLine("remove "+id+" from missed");
-                        missingMessages.Remove(id);
-                    }
                 }
 
                 lastMessageID = Math.Max(lastMessageID, id);
@@ -288,21 +309,39 @@ namespace Barotrauma.Networking.ReliableMessages
             return true;
         }
 
+        private void QueueMissingMessage(ushort id)
+        {
+            //message already marked as missed, continue
+            if (missingMessages.ContainsKey(id)) return;
+
+            Debug.WriteLine("added " + id + " to missed");
+            missingMessages.Add(id, new MissingMessage(id));
+
+            missingMessageIds.Enqueue(id);                    
+        }
+
+        private void RemoveMissingMessage(ushort id)
+        {
+            if (!missingMessages.ContainsKey(id)) return;
+            
+            Debug.WriteLine("remove " + id + " from missed");
+            missingMessages.Remove(id);            
+        }
+
         public void HandleAckMessage(NetIncomingMessage inc)
         {
-            int messageId = inc.ReadUInt16();
+            ushort messageId = inc.ReadUInt16();
 
             recipient = inc.SenderConnection;
 
             //id matches, all good
             if (messageId == lastMessageID)
             {
-
                 Debug.WriteLine("Received ack message: " + messageId + ", all good");
                 return;
             }
 
-            if (lastMessageID > messageId)
+            if (lastMessageID > messageId && Math.Abs((int)lastMessageID - (int)messageId) < ushort.MaxValue / 2)
             {
                 //shouldn't happen: we have somehow received messages that the other end hasn't sent
                 Debug.WriteLine("Reliable message error - recipient last sent: " + messageId + " (current count " + lastMessageID + ")");
@@ -315,11 +354,12 @@ namespace Barotrauma.Networking.ReliableMessages
             {
                 for (ushort i = (ushort)Math.Min((int)lastMessageID + 1, ushort.MaxValue); i <= ushort.MaxValue; i++)
                 {
-
+                    if (i == ushort.MaxValue && lastMessageID == ushort.MaxValue) break;
-                    if (!missingMessages.ContainsKey(i)) missingMessages.Add(i, new MissingMessage(i));       
+                    if (!missingMessages.ContainsKey(i)) missingMessages.Add(i, new MissingMessage(i));
+                    if (i == ushort.MaxValue) break;
                 }
 
-                for (ushort i = 1; i <= messageId; i++)
+                for (ushort i = 1; i < messageId; i++)
                 {
                     if (!missingMessages.ContainsKey(i)) missingMessages.Add(i, new MissingMessage(i));
                 }
@@ -328,22 +368,12 @@ namespace Barotrauma.Networking.ReliableMessages
             {
                 for (ushort i = (ushort)Math.Min((int)lastMessageID+1, ushort.MaxValue); i <= messageId; i++)
                 {
-
+                    if (!missingMessages.ContainsKey(i)) missingMessages.Add(i, new MissingMessage(i));
-                    if (!missingMessages.ContainsKey(i)) missingMessages.Add(i, new MissingMessage(i));  
+                    if (i == ushort.MaxValue) break;
                 }
             }
-
+            
-
+            lastMessageID = messageId;
-
-            //    Debug.WriteLine("received recent request for msg id " + messageId);
-
-            //ReliableMessage message = messageBuffer.Find(m => m.ID == messageId);
-            //if (message == null) return;
-
-            //NetOutgoingMessage resendMessage = sender.CreateMessage();
-            //message.RestoreInnerMessage(resendMessage);
-
-            //sender.SendMessage(resendMessage, inc.SenderConnection, NetDeliveryMethod.Unreliable);
         }
     }
 

Subsurface/Source/Screens/MainMenuScreen.cs

@@ -389,7 +389,7 @@ namespace Barotrauma
 
             GUI.Draw((float)deltaTime, spriteBatch, null);
 
-            spriteBatch.DrawString(GUI.Font, "Barotrauma v"+GameMain.Version, new Vector2(10, GameMain.GraphicsHeight-20), Color.White);
+            spriteBatch.DrawString(GUI.Font, "Barotrauma chat lag test build", new Vector2(10, GameMain.GraphicsHeight-20), Color.White);
 
             spriteBatch.End();
         }

Subsurface/Source/Sounds/Sound.cs

@@ -5,6 +5,7 @@ using FarseerPhysics;
 using FarseerPhysics.Dynamics;
 using Microsoft.Xna.Framework;
 using Barotrauma.Sounds;
+using System;
 
 namespace Barotrauma
 {
@@ -41,7 +42,14 @@ namespace Barotrauma
 
             if (oggSound == null)
             {
-                oggSound = OggSound.Load(file);
+                try
+                {
+                    oggSound = OggSound.Load(file);
+                }
+                catch (Exception e)
+                {
+                    DebugConsole.ThrowError("Failed to load sound "+file+"!", e);
+                }
                 ALHelper.Check();
             }