diff --git a/src/common/file_descriptor.cpp b/src/common/file_descriptor.cpp
index 24c18f68987223578379983edef198ed5ab171df..6c816ca76445b7701ff4812fe0dded7b80e2ec98 100644
--- a/src/common/file_descriptor.cpp
+++ b/src/common/file_descriptor.cpp
@@ -222,10 +222,21 @@ int HdcFileDescriptor::LoopReadOnThread()
     }
     contextIO->bufIO = buf;
     contextIO->thisClass = this;
+    try {
+        std::thread([contextIO, readMax]() {
+            HdcFileDescriptor::FileIOOnThread(contextIO, readMax);
+        }).detach();
+    } catch (std::exception &e) {
+        if (contextIO) {
+            delete contextIO;
+        }
+        if (buf) {
+            delete[] buf;
+        }
+        WRITE_LOG(LOG_FATAL, "std::thread exception %s", e.what());
+        return -1;
+    }
     ++refIO;
-    std::thread([contextIO, readMax]() {
-        HdcFileDescriptor::FileIOOnThread(contextIO, readMax);
-    }).detach();
     return 0;
 }
 
diff --git a/src/daemon/daemon_unity.cpp b/src/daemon/daemon_unity.cpp
index 69161d12663f2264e83bdc63730c65dedbec9557..2cee32d6b2d36b1e59e01cf7308f3c85cd499a5f 100644
--- a/src/daemon/daemon_unity.cpp
+++ b/src/daemon/daemon_unity.cpp
@@ -111,7 +111,9 @@ int HdcDaemonUnity::ExecuteShell(const string &shellCommand, string optionPath)
         if (!asyncCommand.Initial(loopTask, funcResultOutput)) {
             break;
         }
-        asyncCommand.ExecuteCommand(shellCommand, optionPath);
+        if (!asyncCommand.ExecuteCommand(shellCommand, optionPath)) {
+            break;
+        }
         ++refCount;
         return RET_SUCCESS;
     } while (false);