diff --git a/LiteLoader/BugFix.cpp b/LiteLoader/BugFix.cpp
new file mode 100644
index 0000000000..fcf39a1e12
--- /dev/null
+++ b/LiteLoader/BugFix.cpp
@@ -0,0 +1,11 @@
+#include "pch.h"
+
+bool isFixDisconnectBug();
+
+//Fix disconnect packet crash bug
+THook(void, "?handle@ServerNetworkHandler@@UEAAXAEBVNetworkIdentifier@@AEBVDisconnectPacket@@@Z", ServerNetworkHandler* thi, NetworkIdentifier* ni, void* packet) {
+    if (isFixDisconnectBug()) {
+        return;
+    }
+    return original(thi, ni, packet);
+}
\ No newline at end of file
diff --git a/LiteLoader/CheckUpdate.cpp b/LiteLoader/CheckUpdate.cpp
index b4c2e9bda7..dc7078d6b8 100644
--- a/LiteLoader/CheckUpdate.cpp
+++ b/LiteLoader/CheckUpdate.cpp
@@ -13,7 +13,7 @@ void checkUpdate() {
         if (res) {
             json.Parse(res->body.c_str());
             if (json.HasParseError()) {
-                std::cout << "[Liteloader] Failed to get updates(1)\n";
+                LOG("Failed to get updates(1)");
                 return;
             }
             auto arr                  = json.GetArray();
@@ -21,12 +21,12 @@ void checkUpdate() {
             int latestVersionNum      = arr[arr.Size() - 1]["versionNum"].GetInt();
             if (latestVersionNum > LITELOADER_VERSION_NUMBER) {
                 std::string content = arr[arr.Size() - 1]["content"].GetString();
-                LOG("[Liteloader] Found a new version: ", LatestRelease, " ", content);
+                LOG("Found a new version: ", LatestRelease, " ", content);
             } else if (latestVersionNum < LITELOADER_VERSION_NUMBER) {
-                LOG("[Liteloader] Using preview version: ", LITELOADER_VERSION);
+                LOG("Using preview version: ", LITELOADER_VERSION);
             }
         } else {
-            std::cout << "[Liteloader] Failed to get updates(0)\n";
+            LOG("Failed to get updates(0)");
         }
     });
     t.detach();
diff --git a/LiteLoader/Config.cpp b/LiteLoader/Config.cpp
index 483694ace9..b6d1921c5f 100644
--- a/LiteLoader/Config.cpp
+++ b/LiteLoader/Config.cpp
@@ -5,11 +5,16 @@
 
 extern Logger<stdio_commit> LOG;
 bool LoaderDebugMode = false;
+bool FixDisconnectBug = true;
 
 LIAPI bool loaderapi::isDebugMode() {
     return LoaderDebugMode;
 }
 
+bool isFixDisconnectBug() {
+    return FixDisconnectBug;
+}
+
 void loadConfig() {
     std::string   config_file = "liteloader.json";
     std::ifstream fs;
@@ -18,7 +23,7 @@ void loadConfig() {
         LOG(config_file, " not found, creating configuration file");
         std::ofstream of(config_file);
         if (of) {
-            of << "{\n  \"DebugMode\": false\n}";
+            of << "{\n  \"DebugMode\": false,\n   \"FixDisconnectBug\": true\n}";
         } else {
             LOG("Configuration file creation failed");
         }
@@ -30,6 +35,15 @@ void loadConfig() {
         }
         rapidjson::Document document;
         document.Parse(json.c_str());
-        LoaderDebugMode = document["DebugMode"].GetBool();
+        if (!document["DebugMode"].IsNull()) {
+            LoaderDebugMode = document["DebugMode"].GetBool();
+        } else {
+            LOG("Could not found DebugMoade in config");
+        }     
+        if (!document["FixDisconnectBug"].IsNull()) {
+            FixDisconnectBug = document["FixDisconnectBug"].GetBool();
+        } else {
+            LOG("Could not found FixDisconnectBug in config");
+        }
     }
 }
\ No newline at end of file
diff --git a/LiteLoader/LiteLoader.cpp b/LiteLoader/LiteLoader.cpp
index 43f6d25674..54701365d1 100644
--- a/LiteLoader/LiteLoader.cpp
+++ b/LiteLoader/LiteLoader.cpp
@@ -1,6 +1,6 @@
 #include "pch.h"
 using std::vector;
-Logger<stdio_commit> LOG(stdio_commit{"[LL] "});
+Logger<stdio_commit>        LOG(stdio_commit{"[LL] "});
 
 static void printErrorMessage() {
     DWORD error_message_id = ::GetLastError();
diff --git a/LiteLoader/LiteLoader.vcxproj b/LiteLoader/LiteLoader.vcxproj
index fb5cb7ac37..48a8911c11 100644
--- a/LiteLoader/LiteLoader.vcxproj
+++ b/LiteLoader/LiteLoader.vcxproj
@@ -487,6 +487,9 @@
     <ClCompile Include="api\WPlayer.cpp">
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">NotUsing</PrecompiledHeader>
     </ClCompile>
+    <ClCompile Include="BugFix.cpp">
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Create</PrecompiledHeader>
+    </ClCompile>
     <ClCompile Include="CheckUpdate.cpp" />
     <ClCompile Include="Config.cpp" />
     <ClCompile Include="debug\MSearch.cpp">
diff --git a/LiteLoader/LiteLoader.vcxproj.filters b/LiteLoader/LiteLoader.vcxproj.filters
index 9661a1eb4b..4e9cb6e8ef 100644
--- a/LiteLoader/LiteLoader.vcxproj.filters
+++ b/LiteLoader/LiteLoader.vcxproj.filters
@@ -1106,6 +1106,9 @@
     <ClCompile Include="api\Packet.cpp">
       <Filter>源文件\api</Filter>
     </ClCompile>
+    <ClCompile Include="BugFix.cpp">
+      <Filter>源文件</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <Library Include="..\lib\libssl.lib">