diff --git a/bin/x64/Debug/AIConnectorSDK.dll b/bin/x64/Debug/AIConnectorSDK.dll
index ccbfb87..2da4c84 100644
Binary files a/bin/x64/Debug/AIConnectorSDK.dll and b/bin/x64/Debug/AIConnectorSDK.dll differ
diff --git a/bin/x64/Release/AIConnectorSDK.dll b/bin/x64/Release/AIConnectorSDK.dll
index 654b6c3..6dec085 100644
Binary files a/bin/x64/Release/AIConnectorSDK.dll and b/bin/x64/Release/AIConnectorSDK.dll differ
diff --git a/include/AIConnectorAPI.h b/include/AIConnectorAPI.h
index 35d6d99..9aad160 100644
--- a/include/AIConnectorAPI.h
+++ b/include/AIConnectorAPI.h
@@ -15,7 +15,7 @@ extern "C" {
 
 	bool KVS_API AIPV_UploadImage(uint32_t handle, AIPV::AIPVFrameHeader* imgHeader, uint8_t* imgData);
 	bool KVS_API AIPV_MonitorDir(uint32_t handle, const wchar_t* dirPath, AIPV::fcbBeforeUpload callback, void* userData);
-	bool KVS_API AIPV_SubscribeAIResult(uint32_t handle, bool enable, AIPV::fcbAIPVResult callback, void* userData);
+	bool KVS_API AIPV_SubscribeAIResult(uint32_t handle, bool enable, AIPV::fcbAIPVResult callback);
 
 	// module settings
 	bool KVS_API AIPV_SetModuleOperationTimeout(uint32_t handle, uint32_t milliseconds);
diff --git a/include/AIPVProtocol.h b/include/AIPVProtocol.h
index 87f7061..9ad1259 100644
--- a/include/AIPVProtocol.h
+++ b/include/AIPVProtocol.h
@@ -146,8 +146,8 @@ namespace AIPV {
 #pragma endregion
 
 	using fcbBeforeUpload = std::function<bool(AIPVFrameHeader* imgHeader, uint8_t* imgData, void* userData)>;
-	//using fcbAIPVResult = std::function<void(AIPVResult* result, AIPVStitchResultHeader* stitchresult, uint8_t*	mStitchImgData, void* userData)>;
-	using fcbAIPVResult = std::function<void(AIPVResult* result, AIPVStitchResultHeader* stitchresult, void* userData)>;
+	using fcbAIPVResult = std::function<void(AIPVResult* result, AIPVStitchResultHeader* stitchresult, uint8_t*	mStitchImgData)>;
+	//using fcbAIPVResult = std::function<void(AIPVResult* result, AIPVStitchResultHeader* stitchresult)>;
 }