diff --git a/doric-Qt/doric/doric.pro.user b/doric-Qt/doric/doric.pro.user
index c9c04c3a..c3506cae 100644
--- a/doric-Qt/doric/doric.pro.user
+++ b/doric-Qt/doric/doric.pro.user
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.14.0, 2021-02-24T10:31:57. -->
+<!-- Written by QtCreator 4.14.0, 2021-02-24T14:48:39. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>
diff --git a/doric-Qt/doric/plugin/DoricShaderPlugin.cpp b/doric-Qt/doric/plugin/DoricShaderPlugin.cpp
index 36c8446e..721390e0 100644
--- a/doric-Qt/doric/plugin/DoricShaderPlugin.cpp
+++ b/doric-Qt/doric/plugin/DoricShaderPlugin.cpp
@@ -6,18 +6,22 @@
 void DoricShaderPlugin::render(QJSValue jsValue, QString callbackId) {
   getContext()->getDriver()->asyncCall(
       [this, jsValue] {
-        QString viewId = jsValue.property("id").toString();
-        DoricRootNode *rootNode = getContext()->getRootNode();
+        try {
+          QString viewId = jsValue.property("id").toString();
+          DoricRootNode *rootNode = getContext()->getRootNode();
 
-        if (rootNode->getId().isEmpty() &&
-            jsValue.property("type").toString() == "Root") {
-          rootNode->setId(viewId);
-          rootNode->blend(jsValue.property("props"));
-        } else {
-          DoricViewNode *viewNode = getContext()->targetViewNode(viewId);
-          if (viewNode != nullptr) {
-            viewNode->blend(jsValue.property("props"));
+          if (rootNode->getId().isEmpty() &&
+              jsValue.property("type").toString() == "Root") {
+            rootNode->setId(viewId);
+            rootNode->blend(jsValue.property("props"));
+          } else {
+            DoricViewNode *viewNode = getContext()->targetViewNode(viewId);
+            if (viewNode != nullptr) {
+              viewNode->blend(jsValue.property("props"));
+            }
           }
+        } catch (...) {
+          qCritical() << "render exception";
         }
       },
       DoricThreadMode::UI);
diff --git a/doric-Qt/doric/resources/hlayout.qml b/doric-Qt/doric/resources/hlayout.qml
index 59566fdd..0cba8a5e 100644
--- a/doric-Qt/doric/resources/hlayout.qml
+++ b/doric-Qt/doric/resources/hlayout.qml
@@ -1,9 +1,6 @@
 import QtQuick 2.12
 import QtQuick.Controls 2.5
 
-Rectangle {
-    Row {
-
-    }
+Row {
 }
 
diff --git a/doric-Qt/doric/resources/stack.qml b/doric-Qt/doric/resources/stack.qml
index b370ff44..72a01878 100644
--- a/doric-Qt/doric/resources/stack.qml
+++ b/doric-Qt/doric/resources/stack.qml
@@ -2,7 +2,4 @@ import QtQuick 2.12
 import QtQuick.Controls 2.5
 
 Rectangle {
-    StackView {
-
-    }
 }
diff --git a/doric-Qt/doric/resources/view.qml b/doric-Qt/doric/resources/view.qml
index b370ff44..72a01878 100644
--- a/doric-Qt/doric/resources/view.qml
+++ b/doric-Qt/doric/resources/view.qml
@@ -2,7 +2,4 @@ import QtQuick 2.12
 import QtQuick.Controls 2.5
 
 Rectangle {
-    StackView {
-
-    }
 }
diff --git a/doric-Qt/doric/resources/vlayout.qml b/doric-Qt/doric/resources/vlayout.qml
index d96fd31f..88d34cc9 100644
--- a/doric-Qt/doric/resources/vlayout.qml
+++ b/doric-Qt/doric/resources/vlayout.qml
@@ -1,9 +1,6 @@
 import QtQuick 2.12
 import QtQuick.Controls 2.5
 
-Rectangle {
-    Column {
-
-    }
+Column {
 }
 
diff --git a/doric-Qt/doric/shader/DoricViewNode.cpp b/doric-Qt/doric/shader/DoricViewNode.cpp
index 034fce91..8ce5803d 100644
--- a/doric-Qt/doric/shader/DoricViewNode.cpp
+++ b/doric-Qt/doric/shader/DoricViewNode.cpp
@@ -47,5 +47,13 @@ void DoricViewNode::blend(QQuickItem *view, QString name, QJSValue prop) {
   } else if (name == "backgroundColor") {
     QString color = DoricUtils::doricColor(prop.toNumber()).name();
     view->setProperty("color", color);
+  } else if (name == "x") {
+    view->setProperty("x", prop.toInt());
+  } else if (name == "y") {
+    view->setProperty("y", prop.toInt());
+  } else if (name == "space") {
+    view->setProperty("spacing", prop.toInt());
+  } else {
+    qCritical() << name << ": " << prop.toString();
   }
 }