diff --git a/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/common/VirtualDeviceProtocol.java b/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/common/VirtualDeviceProtocol.java
index 579ff7eca6c0ed7544e307fad3b588f37d5b85b3..5f1af9fd6cb3d5768465fcceaa7069c9a79afddf 100644
--- a/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/common/VirtualDeviceProtocol.java
+++ b/cloudphone/src/main/java/com/huawei/cloudphone/virtualdevice/common/VirtualDeviceProtocol.java
@@ -90,7 +90,9 @@ public class VirtualDeviceProtocol {
     }
 
     public void processMsg(MsgHeader header, byte[] body) {
-        VirtualDeviceManager virtualDeviceManager = virtualDeviceManagers.get(header.mDeviceType);
+        short devType = header.mDeviceType;
+        if (devType == 0) devType = DEV_TYPE_SENSOR;
+        VirtualDeviceManager virtualDeviceManager = virtualDeviceManagers.get(devType);
         if (virtualDeviceManager == null) {
             Log.e(TAG, "processMsg: Error msg type :" + header.mDeviceType);
             return;