diff --git a/CAPI/python_exp/.gitignore b/CAPI/python_exp/.gitignore
index 719c095a..5b72a603 100644
--- a/CAPI/python_exp/.gitignore
+++ b/CAPI/python_exp/.gitignore
@@ -167,3 +167,6 @@ cython_debug/
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
 #.idea/
+
+# launch debug
+!.vscode/
\ No newline at end of file
diff --git a/CAPI/python_exp/.vscode/launch.json b/CAPI/python_exp/.vscode/launch.json
new file mode 100644
index 00000000..c63eba20
--- /dev/null
+++ b/CAPI/python_exp/.vscode/launch.json
@@ -0,0 +1,30 @@
+{
+    // 使用 IntelliSense 了解相关属性。 
+    // 悬停以查看现有属性的描述。
+    // 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Team 0",
+            "type": "debugpy",
+            "request": "launch",
+            "program": "./PyAPI/main.py",
+            "console": "integratedTerminal",
+            "args": "-I localhost -P 8888 -t 0 -d -o"
+        },
+        {
+            "name": "Team 1",
+            "type": "debugpy",
+            "request": "launch",
+            "program": "./PyAPI/main.py",
+            "console": "integratedTerminal",
+            "args": "-I localhost -P 8888 -t 1 -d -o"
+        }
+    ],
+    "compounds": [
+        {
+            "name": "Compound",
+            "configurations": ["Team 0", "Team 1"]
+        }
+    ]
+}
\ No newline at end of file
diff --git a/CAPI/python_exp/.vscode/settings.json b/CAPI/python_exp/.vscode/settings.json
new file mode 100644
index 00000000..d0b2107d
--- /dev/null
+++ b/CAPI/python_exp/.vscode/settings.json
@@ -0,0 +1,14 @@
+{
+    "python.analysis.autoImportCompletions": true,
+    "files.exclude": {
+        "**/.git": true,
+        "**/.svn": true,
+        "**/.hg": true,
+        "**/CVS": true,
+        "**/.DS_Store": true,
+        "**/Thumbs.db": true,
+        "**/__pycache__": true,
+        "**/build": true
+    },
+    "python.analysis.typeCheckingMode": "off"
+}
\ No newline at end of file
diff --git a/CAPI/python_exp/PyAPI/logic.py b/CAPI/python_exp/PyAPI/logic.py
index dba37515..54b7625d 100644
--- a/CAPI/python_exp/PyAPI/logic.py
+++ b/CAPI/python_exp/PyAPI/logic.py
@@ -330,6 +330,8 @@ def __LoadBuffer(self, message: Message2Clients.MessageToClient) -> None:
             self.__bufferState.gameInfo = Proto2THUAI7.Protobuf2THUAI7GameInfo(message.all_message)
 
             self.__LoadBufferSelf(message)
+            if self.__playerType == THUAI7.Ship and isinstance(self.__bufferState.self, None):
+                return
             for item in message.obj_message:
                 self.__LoadBufferCase(item)
             if Setting.Asynchronous():
@@ -347,7 +349,7 @@ def __LoadBuffer(self, message: Message2Clients.MessageToClient) -> None:
             self.__cvBuffer.notify()
 
     def __LoadBufferSelf(self, message: Message2Clients.MessageToClient) -> None:
-        if self.__playerID != 0:
+        if self.__playerType == THUAI7.PlayerType.Ship:
             for item in message.obj_message:
                 if item.WhichOneof("message_of_obj") == "ship_message":
                     if item.ship_message.player_id == self.__playerID:
diff --git a/CAPI/python_exp/playback.py b/CAPI/python_exp/playback.py
new file mode 100644
index 00000000..0a393bb1
--- /dev/null
+++ b/CAPI/python_exp/playback.py
@@ -0,0 +1,14 @@
+import os
+import sys
+import grpc
+
+sys.path.append(os.path.dirname(os.path.realpath(__file__)) + "/proto")
+
+import proto.Message2Server_pb2 as m2s  # NOQA: E402
+import proto.Message2Clients_pb2 as m2c  # NOQA: E402
+import proto.MessageType_pb2 as mt  # NOQA: E402
+import proto.Services_pb2_grpc as ser  # NOQA: E402
+
+stub = ser.AvailableServiceStub(grpc.insecure_channel('localhost:8888'))
+for msg in stub.AddPlayer(m2s.PlayerMsg(player_id=2025)):
+    print(msg)
diff --git a/logic/Server/GameServer.cs b/logic/Server/GameServer.cs
index d828d5f5..4ee277b8 100755
--- a/logic/Server/GameServer.cs
+++ b/logic/Server/GameServer.cs
@@ -85,7 +85,7 @@ public void CreateStartFile()
 
         public override void WaitForEnd()
         {
-            this.endGameSem.Wait();
+            endGameSem.Wait();
             mwr?.Dispose();
         }
 
diff --git a/logic/Server/RpcServices.cs b/logic/Server/RpcServices.cs
index 0b46c60c..d168bf86 100755
--- a/logic/Server/RpcServices.cs
+++ b/logic/Server/RpcServices.cs
@@ -186,34 +186,32 @@ public override async Task AddPlayer(PlayerMsg request, IServerStreamWriter<Mess
                     semaDict0[request.PlayerId].Item1.Wait();
                 else if (request.TeamId == 1)
                     semaDict1[request.PlayerId].Item1.Wait();
-                if (ship == null || ship.IsRemoved == true)
-                { }
-                else
+                //if (ship != null && ship.IsRemoved != true)
+                //{
+                try
                 {
-                    try
+                    if (currentGameInfo != null && !exitFlag)
                     {
-                        if (currentGameInfo != null && !exitFlag)
-                        {
-                            await responseStream.WriteAsync(currentGameInfo);
-                            Console.WriteLine("Send!");
-                        }
-                    }
-                    catch
-                    {
-                        if (!exitFlag)
-                        {
-                            Console.WriteLine($"The client {request.PlayerId} exited");
-                            exitFlag = true;
-                        }
+                        await responseStream.WriteAsync(currentGameInfo);
+                        Console.WriteLine("Send!");
                     }
-                    finally
+                }
+                catch
+                {
+                    if (!exitFlag)
                     {
-                        if (request.TeamId == 0)
-                            semaDict0[request.PlayerId].Item2.Release();
-                        else if (request.TeamId == 1)
-                            semaDict1[request.PlayerId].Item2.Release();
+                        Console.WriteLine($"The client {request.PlayerId} exited");
+                        exitFlag = true;
                     }
                 }
+                finally
+                {
+                    if (request.TeamId == 0)
+                        semaDict0[request.PlayerId].Item2.Release();
+                    else if (request.TeamId == 1)
+                        semaDict1[request.PlayerId].Item2.Release();
+                }
+                //}
             } while (game.GameMap.Timer.IsGaming);
         }
 
diff --git a/playback/Playback/MessageReader.cs b/playback/Playback/MessageReader.cs
index fb788e0e..e2d4a969 100755
--- a/playback/Playback/MessageReader.cs
+++ b/playback/Playback/MessageReader.cs
@@ -15,7 +15,6 @@ public class MessageReader : IDisposable
         public readonly uint playerCount;
 
         private readonly CodedInputStream cis;  // Protobuf类型二进制输入流
-
         public bool Disposed { get; private set; } = false;
 
         public MessageReader(string fileName)
diff --git a/playback/Playback/MessageWriter.cs b/playback/Playback/MessageWriter.cs
index dbac1b55..57fd44b0 100755
--- a/playback/Playback/MessageWriter.cs
+++ b/playback/Playback/MessageWriter.cs
@@ -11,11 +11,16 @@ public class MessageWriter : IDisposable
         /// </summary>
         public string FileName { get; }
 
-        private readonly CodedOutputStream cos; // Protobuf类型二进制输出流
+        /// <summary>
+        /// 写入消息数量
+        /// </summary>
+        public uint WrittenNum { get; private set; } = 0;
+        private readonly uint FlushNum; // 刷新间隔
 
+        private readonly CodedOutputStream cos; // Protobuf类型二进制输出流
         public bool Disposed { get; private set; } = false;
 
-        public MessageWriter(string fileName, uint teamCount, uint playerCount)
+        public MessageWriter(string fileName, uint teamCount, uint playerCount, uint flushNum = 500)
         {
             Utils.FileNameRegular(ref fileName);
             FileStream fs = File.Create(fileName);
@@ -23,12 +28,15 @@ public MessageWriter(string fileName, uint teamCount, uint playerCount)
             fs.WriteHeader(teamCount, playerCount);
             GZipStream gzs = new(fs, CompressionMode.Compress);
             cos = new(gzs);
+            FlushNum = flushNum;
         }
 
         public void WriteOne(MessageToClient msg)
         {
             if (Disposed) return;
             cos.WriteMessage(msg);
+            WrittenNum++;
+            if (WrittenNum % FlushNum == 0) Flush();
         }
 
         public void Flush()