diff --git a/inspector/ws_server.cpp b/inspector/ws_server.cpp
index a52ec2aa99d78dc75766f06158f1f31d96fff29a..0bb62438a69a173c5d170a12fdf1f0f7c966938f 100644
--- a/inspector/ws_server.cpp
+++ b/inspector/ws_server.cpp
@@ -31,7 +31,9 @@ void WsServer::RunServer()
     terminateExecution_ = false;
     webSocket_ = std::make_unique<WebSocket>();
 #if !defined(OHOS_PLATFORM)
-    webSocket_->StartForSimulator();
+    if (!webSocket_->StartForSimulator()) {
+        return;
+    }
 #else
     tid_ = pthread_self();
     int appPid = getpid();
@@ -48,9 +50,10 @@ void WsServer::RunServer()
     }
 #endif
     while (!terminateExecution_) {
-        std::optional<std::string> message = webSocket_->Decode();
-        if (message.has_value()) {
-            wsOnMessage_(std::move(message.value()));
+        std::string message = webSocket_->Decode();
+        if (!message.empty()) {
+            LOGI("WsServer OnMessage: %{public}s", message.c_str());
+            wsOnMessage_(std::move(message));
         }
     }
 }
diff --git a/websocket/websocket.cpp b/websocket/websocket.cpp
index 31e0c46c287e1e74caaec870d8c96a8a526cfcbf..2310bc63ac8cd35bfa7c42bca99167e28e149897 100644
--- a/websocket/websocket.cpp
+++ b/websocket/websocket.cpp
@@ -214,7 +214,7 @@ bool WebSocket::ProtocolUpgrade(const HttpProtocol& req)
     return true;
 }
 
-std::optional<std::string> WebSocket::Decode()
+std::string WebSocket::Decode()
 {
     char recvbuf[SOCKET_HEADER_LEN + 1];
     int32_t msgLen = recv(client_, recvbuf, SOCKET_HEADER_LEN, 0);
@@ -233,7 +233,7 @@ std::optional<std::string> WebSocket::Decode()
         HandleFrame(wsFrame);
         return wsFrame.payload.get();
     }
-    return {};
+    return std::string();
 }
 
 bool WebSocket::HttpHandShake()
diff --git a/websocket/websocket.h b/websocket/websocket.h
index e5146b577fc64fe4ae76a3b35370717b45abe335..db83a8131b458158bebb16a12929668f0773c053 100644
--- a/websocket/websocket.h
+++ b/websocket/websocket.h
@@ -17,7 +17,6 @@
 #define ARKCOMPILER_TOOLCHAIN_WEBSOCKET_WEBSOCKET_H
 
 #include <iostream>
-#include <optional>
 
 namespace OHOS::ArkCompiler::Toolchain {
 struct WebSocketFrame {
@@ -40,7 +39,7 @@ class WebSocket {
 public:
     WebSocket() = default;
     ~WebSocket() = default;
-    std::optional<std::string> Decode();
+    std::string Decode();
     void Close();
     bool DecodeMessage(WebSocketFrame& wsFrame);
     bool HttpHandShake();