diff --git a/src/device/DeviceManager.cpp b/src/device/DeviceManager.cpp
index 376d5a4..3a464a1 100644
--- a/src/device/DeviceManager.cpp
+++ b/src/device/DeviceManager.cpp
@@ -238,7 +238,7 @@ void DeviceManager::initDevice()
     mCheckInitStatusTimer = startTimer(500);
 }
 
-void DeviceManager::initGUI(bool aIsInitSucceed, int aCode)
+void DeviceManager::initGUI(bool aIsInitSucceed, const QString& aInfo)
 {
     if(!AppGlobalValues::DBconnected().toBool())
     {
@@ -275,7 +275,7 @@ void DeviceManager::initGUI(bool aIsInitSucceed, int aCode)
     else
     {
         UsctStateManager::getInstance()->setState(DmsState, false);
-        QString msg = tr("Initialize Failed.") + tr("\nError: ") + QString::number(aCode);
+        QString msg = tr("Initialize Failed.") + tr("\nError: ") + aInfo;
         THROW_ERROR(msg);
         emit initializeProgress("33");
         QThread::msleep(500);
@@ -605,7 +605,7 @@ void DeviceManager::checkInitStatus()
             killTimer(mCheckInitStatusTimer);
             mCheckInitStatusTimer = -1;
         }
-        initGUI(false, 454);
+        initGUI(false, "454");
         return;
     }
 
@@ -617,7 +617,7 @@ void DeviceManager::checkInitStatus()
             killTimer(mCheckInitStatusTimer);
             mCheckInitStatusTimer = -1;
         }
-        initGUI(true, 0);
+        initGUI(true);
     }
     else if(jsonObj["code"].toInt() == 2)
     {
@@ -626,7 +626,7 @@ void DeviceManager::checkInitStatus()
             killTimer(mCheckInitStatusTimer);
             mCheckInitStatusTimer = -1;
         }
-        initGUI(false, jsonObj["info"].toInt());
+        initGUI(false, jsonObj["info"].toString());
     }
 
 }
diff --git a/src/device/DeviceManager.h b/src/device/DeviceManager.h
index eae7d10..1b1ed61 100644
--- a/src/device/DeviceManager.h
+++ b/src/device/DeviceManager.h
@@ -112,7 +112,7 @@ private:
     void checkInitStatus();
     bool startAutoLocate();
     void stopAutoLocate();
-    void initGUI(bool aIsInitSucceed, int aCode);
+    void initGUI(bool aIsInitSucceed, const QString& aInfo = "");
     void checkDataQuality();
 
     void processScanProgress(const QString& aProgress);