diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000000000000000000000000000000000000..d4d3c97b5995a5e2898a0eec7d17aa0c6146669f
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,60 @@
+{
+    "files.associations": {
+        "array": "cpp",
+        "atomic": "cpp",
+        "bitset": "cpp",
+        "cctype": "cpp",
+        "chrono": "cpp",
+        "cinttypes": "cpp",
+        "clocale": "cpp",
+        "cmath": "cpp",
+        "codecvt": "cpp",
+        "condition_variable": "cpp",
+        "cstdarg": "cpp",
+        "cstddef": "cpp",
+        "cstdint": "cpp",
+        "cstdio": "cpp",
+        "cstdlib": "cpp",
+        "cstring": "cpp",
+        "ctime": "cpp",
+        "cwchar": "cpp",
+        "cwctype": "cpp",
+        "deque": "cpp",
+        "unordered_map": "cpp",
+        "unordered_set": "cpp",
+        "vector": "cpp",
+        "exception": "cpp",
+        "algorithm": "cpp",
+        "functional": "cpp",
+        "iterator": "cpp",
+        "map": "cpp",
+        "memory": "cpp",
+        "memory_resource": "cpp",
+        "numeric": "cpp",
+        "optional": "cpp",
+        "random": "cpp",
+        "ratio": "cpp",
+        "regex": "cpp",
+        "set": "cpp",
+        "string": "cpp",
+        "string_view": "cpp",
+        "system_error": "cpp",
+        "tuple": "cpp",
+        "type_traits": "cpp",
+        "utility": "cpp",
+        "fstream": "cpp",
+        "initializer_list": "cpp",
+        "iosfwd": "cpp",
+        "iostream": "cpp",
+        "istream": "cpp",
+        "limits": "cpp",
+        "mutex": "cpp",
+        "new": "cpp",
+        "ostream": "cpp",
+        "sstream": "cpp",
+        "stdexcept": "cpp",
+        "streambuf": "cpp",
+        "thread": "cpp",
+        "typeinfo": "cpp"
+    }
+}
\ No newline at end of file
diff --git a/services/sink/sinkmanager/include/distributed_input_sink_manager.h b/services/sink/sinkmanager/include/distributed_input_sink_manager.h
index 95958575d3ace9229ce729d9280e27df251aa07f..ac7a6cd59fa3f8f08b685a4dce47bc6d1e6ef6fd 100644
--- a/services/sink/sinkmanager/include/distributed_input_sink_manager.h
+++ b/services/sink/sinkmanager/include/distributed_input_sink_manager.h
@@ -170,7 +170,6 @@ public:
     void ClearResourcesStatus();
 
 private:
-    void CleanExceptionalInfo(const SrcScreenInfo &srcScreenInfo);
     void CallBackScreenInfoChange();
 
 private:
diff --git a/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp b/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp
index a5d949c035eb7800464b0f3e4b6f963dc7a26c94..96854477d39902b86f9655df1ef0e0cfdb4049b3 100644
--- a/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp
+++ b/services/sink/sinkmanager/src/distributed_input_sink_manager.cpp
@@ -965,7 +965,7 @@ int32_t DistributedInputSinkManager::NotifyStartDScreen(const SrcScreenInfo &src
 {
     DHLOGI("NotifyStartDScreen start!");
 
-    CleanExceptionalInfo(srcScreenInfo);
+    DInputContext::GetInstance().CleanExceptionalInfo(srcScreenInfo);
 
     std::string screenInfoKey = DInputContext::GetInstance().GetScreenInfoKey(srcScreenInfo.devId,
         srcScreenInfo.sourceWinId);
@@ -1005,22 +1005,6 @@ void DistributedInputSinkManager::CallBackScreenInfoChange()
     }
 }
 
-void DistributedInputSinkManager::CleanExceptionalInfo(const SrcScreenInfo &srcScreenInfo)
-{
-    DHLOGI("CleanExceptionalInfo start!");
-    std::string uuid = srcScreenInfo.uuid;
-    int32_t sessionId = srcScreenInfo.sessionId;
-    std::unordered_map<std::string, SinkScreenInfo> sinkInfos = DInputContext::GetInstance().GetAllSinkScreenInfo();
-
-    for (const auto &[id, sinkInfo] : sinkInfos) {
-        auto srcInfo = sinkInfo.srcScreenInfo;
-        if ((std::strcmp(srcInfo.uuid.c_str(), uuid.c_str()) == 0) && (srcInfo.sessionId != sessionId)) {
-            DInputContext::GetInstance().RemoveSinkScreenInfo(id);
-            DHLOGI("CleanExceptionalInfo screenInfoKey: %{public}s, sessionId: %{public}d", id.c_str(), sessionId);
-        }
-    }
-}
-
 int32_t DistributedInputSinkManager::NotifyStopDScreen(const std::string &srcScreenInfoKey)
 {
     DHLOGI("NotifyStopDScreen start, srcScreenInfoKey: %{public}s", GetAnonyString(srcScreenInfoKey).c_str());
diff --git a/utils/include/dinput_context.h b/utils/include/dinput_context.h
index 7e102943544181f94f96a6bbdc294ecd301423b8..610b3a39ebaffad181d00b502de193365fe81c51 100644
--- a/utils/include/dinput_context.h
+++ b/utils/include/dinput_context.h
@@ -62,7 +62,7 @@ public:
     int32_t RemoveSrcScreenInfo(const std::string &screenInfoKey);
     int32_t UpdateSrcScreenInfo(const std::string &screenInfoKey, const SrcScreenInfo &srcScreenInfo);
     SrcScreenInfo GetSrcScreenInfo(const std::string &screenInfoKey);
-
+    void CleanExceptionalInfo(const SrcScreenInfo &srcScreenInfo);
     void SetLocalTouchScreenInfo(const LocalTouchScreenInfo &localTouchScreenInfo);
     LocalTouchScreenInfo GetLocalTouchScreenInfo();
     std::shared_ptr<DistributedHardwareFwkKit> GetDHFwkKit();
diff --git a/utils/src/dinput_context.cpp b/utils/src/dinput_context.cpp
index d1e4d7bc892216bc64ff54b44c5062cc012358be..6a9c5e193597c250c8007590a00e173f0395fa66 100644
--- a/utils/src/dinput_context.cpp
+++ b/utils/src/dinput_context.cpp
@@ -84,6 +84,21 @@ SinkScreenInfo DInputContext::GetSinkScreenInfo(const std::string &screenInfoKey
     return sinkScreenInfoMap_[screenInfoKey];
 }
 
+void DInputContext::CleanExceptionalInfo(const SrcScreenInfo &srcScreenInfo)
+{
+    DHLOGI("CleanExceptionalInfo start!");
+    std::string uuid = srcScreenInfo.uuid;
+    int32_t sessionId = srcScreenInfo.sessionId;
+    std::lock_guard<std::mutex> lock(sinkMapMutex_);
+    for (const auto &[id, sinkInfo] : sinkScreenInfoMap_) {
+        auto srcInfo = sinkInfo.srcScreenInfo;
+        if ((std::strcmp(srcInfo.uuid.c_str(), uuid.c_str()) == 0) && (srcInfo.sessionId != sessionId)) {
+            sinkScreenInfoMap_.erase(id);
+            DHLOGI("CleanExceptionalInfo screenInfoKey: %{public}s, sessionId: %{public}d", id.c_str(), sessionId);
+        }
+    }
+}
+
 const std::unordered_map<std::string, SinkScreenInfo> &DInputContext::GetAllSinkScreenInfo()
 {
     std::lock_guard<std::mutex> lock(sinkMapMutex_);