diff --git a/common/include/constants/distributed_camera_constants.h b/common/include/constants/distributed_camera_constants.h
index 90d7acd..eddb2f5 100644
--- a/common/include/constants/distributed_camera_constants.h
+++ b/common/include/constants/distributed_camera_constants.h
@@ -58,9 +58,6 @@ typedef enum {
     DCAMERA_EVENT_START_CAPTURE_ERROR = -6,
     DCAMERA_EVENT_STOP_CAPTURE_ERROR = -7,
     DCAMERA_EVENT_UPDATE_SETTINGS_ERROR = -8,
-    DCAMERA_EVENT_DEVICE_PREEMPT = -9,
-    DCAMERA_EVENT_DEVICE_IN_USE = -10,
-    DCAMERA_EVENT_NO_PERMISSION = -11,
 } DCameraEventResult;
 
 typedef enum {
diff --git a/services/cameraservice/cameraoperator/client/src/callback/dcamera_input_callback.cpp b/services/cameraservice/cameraoperator/client/src/callback/dcamera_input_callback.cpp
index 0cbf46a..8d980fd 100644
--- a/services/cameraservice/cameraoperator/client/src/callback/dcamera_input_callback.cpp
+++ b/services/cameraservice/cameraoperator/client/src/callback/dcamera_input_callback.cpp
@@ -31,13 +31,10 @@ void DCameraInputCallback::OnError(const int32_t errorType, const int32_t errorM
         DHLOGE("DCameraInputCallback::OnError StateCallback is null");
         return;
     }
+
     std::shared_ptr<DCameraEvent> event = std::make_shared<DCameraEvent>();
     event->eventType_ = DCAMERA_MESSAGE;
-    if (errorType == CamServiceError::) {
-        event->eventResult_ = DCAMERA_DEVICE_PREEMPT;
-    } else {
-        event->eventResult_ = DCAMERA_EVENT_CAMERA_ERROR;
-    }
+    event->eventResult_ = DCAMERA_EVENT_CAMERA_ERROR;
     callback_->OnStateChanged(event);
 }
 } // namespace DistributedHardware
diff --git a/services/cameraservice/cameraoperator/client/src/callback/dcamera_photo_callback.cpp b/services/cameraservice/cameraoperator/client/src/callback/dcamera_photo_callback.cpp
index bbadae4..1ad5ca5 100644
--- a/services/cameraservice/cameraoperator/client/src/callback/dcamera_photo_callback.cpp
+++ b/services/cameraservice/cameraoperator/client/src/callback/dcamera_photo_callback.cpp
@@ -49,7 +49,7 @@ void DCameraPhotoCallback::OnCaptureError(const int32_t captureId, const int32_t
 
     std::shared_ptr<DCameraEvent> event = std::make_shared<DCameraEvent>();
     event->eventType_ = DCAMERA_MESSAGE;
-    event->eventResult_ = DCAMERA_DEVICE_ERROR;
+    event->eventResult_ = DCAMERA_EVENT_CAMERA_ERROR;
     callback_->OnStateChanged(event);
 }
 } // namespace DistributedHardware
diff --git a/services/cameraservice/sinkservice/src/distributedcameramgr/dcamera_sink_controller.cpp b/services/cameraservice/sinkservice/src/distributedcameramgr/dcamera_sink_controller.cpp
index ecf5eb3..9501728 100644
--- a/services/cameraservice/sinkservice/src/distributedcameramgr/dcamera_sink_controller.cpp
+++ b/services/cameraservice/sinkservice/src/distributedcameramgr/dcamera_sink_controller.cpp
@@ -79,7 +79,7 @@ int32_t DCameraSinkController::StopCapture()
     if (ret != DCAMERA_OK) {
         DHLOGE("DCameraSinkController::StopCapture client stop capture failed, dhId: %s, ret: %d",
                GetAnonyString(dhId_).c_str(), ret);
-        DCameraNotifyInner(DCAMERA_MESSAGE, ret, std::string("operator stop capture failed"));
+        DCameraNotifyInner(DCAMERA_MESSAGE, DCAMERA_EVENT_CAMERA_ERROR, std::string("operator stop capture failed"));
         return ret;
     }
 
@@ -87,7 +87,7 @@ int32_t DCameraSinkController::StopCapture()
     if (ret != DCAMERA_OK) {
         DHLOGE("DCameraSinkController::StopCapture output stop capture failed, dhId: %s, ret: %d",
                GetAnonyString(dhId_).c_str(), ret);
-        DCameraNotifyInner(DCAMERA_MESSAGE, ret, std::string("output stop capture failed"));
+        DCameraNotifyInner(DCAMERA_MESSAGE, DCAMERA_EVENT_CAMERA_ERROR, std::string("output stop capture failed"));
         return ret;
     }
 
@@ -309,11 +309,7 @@ void DCameraSinkController::OnStateChanged(std::shared_ptr<DCameraEvent>& event)
 {
     DHLOGI("DCameraSinkController::OnStateChanged dhId: %s, result: %d",
            GetAnonyString(dhId_).c_str(), event->eventResult_);
-    if (event->eventResult_ == CamServiceError::) {
-        DCameraNotifyInner(DCAMERA_MESSAGE, DCAMERA_EVENT_DEVICE_PREEMPT, std::string("camera preempted"));
-    } else {
-        DCameraNotifyInner(DCAMERA_MESSAGE, DCAMERA_EVENT_CAMERA_ERROR, std::string("camera error"));
-    }
+    DCameraNotifyInner(DCAMERA_MESSAGE, DCAMERA_EVENT_CAMERA_ERROR, std::string("camera error"));
 }
 
 void DCameraSinkController::OnMetadataResult()
@@ -391,7 +387,7 @@ int32_t DCameraSinkController::StartCaptureInner(std::vector<std::shared_ptr<DCa
     if (ret != DCAMERA_OK) {
         DHLOGE("DCameraSinkController::StartCaptureInner output start capture failed, dhId: %s, ret: %d",
                GetAnonyString(dhId_).c_str(), ret);
-        DCameraNotifyInner(DCAMERA_MESSAGE, ret, std::string("output start capture failed"));
+        DCameraNotifyInner(DCAMERA_MESSAGE, DCAMERA_EVENT_CAMERA_ERROR, std::string("output start capture failed"));
         return ret;
     }
 
@@ -399,7 +395,7 @@ int32_t DCameraSinkController::StartCaptureInner(std::vector<std::shared_ptr<DCa
     if (ret != DCAMERA_OK) {
         DHLOGE("DCameraSinkController::StartCaptureInner camera client start capture failed, dhId: %s, ret: %d",
                GetAnonyString(dhId_).c_str(), ret);
-        DCameraNotifyInner(DCAMERA_MESSAGE, ret, std::string("operator start capture failed"));
+        DCameraNotifyInner(DCAMERA_MESSAGE, DCAMERA_EVENT_CAMERA_ERROR, std::string("operator start capture failed"));
         return ret;
     }