diff --git a/frameworks/native/sensor/src/sensor_agent_proxy.cpp b/frameworks/native/sensor/src/sensor_agent_proxy.cpp
index 37691a6f08879b438716a5f91f8139bbe1897f76..5f941182b213a14713a9b202f4c4c73e7a49d1ad 100644
--- a/frameworks/native/sensor/src/sensor_agent_proxy.cpp
+++ b/frameworks/native/sensor/src/sensor_agent_proxy.cpp
@@ -104,6 +104,10 @@ void SensorAgentProxy::HandleSensorData(struct SensorEvent *events, int32_t num,
             SEN_HILOGE("sensorTypeId not in g_subscribeMap");
             return;
         }
+        if (g_subscribeMap[eventStream.sensorTypeId] == nullptr) {
+            SEN_HILOGE("sensor user is null");
+			return;
+        }
         g_subscribeMap[eventStream.sensorTypeId]->callback(&eventStream);
     }
 }
diff --git a/services/sensor/src/sensor_service.cpp b/services/sensor/src/sensor_service.cpp
index e59d414c2f271323b2443464c86abb17186d9e2c..bf0cc9b5fbf47cec71e0964f77a40934ce471314 100644
--- a/services/sensor/src/sensor_service.cpp
+++ b/services/sensor/src/sensor_service.cpp
@@ -131,7 +131,10 @@ bool SensorService::InitSensorList()
     {
         std::lock_guard<std::mutex> sensorMapLock(sensorMapMutex_);
         for (const auto &it : sensors_) {
-            sensorMap_.insert(std::make_pair(it.GetSensorId(), it));
+            if (!(sensorMap_.insert(std::make_pair(it.GetSensorId(), it)).second)) {
+                HiLog::Warn(LABEL, "%{public}s sensorMap_ Insert failed", __func__);
+                return false;
+            }
         }
     }
     return true;