diff --git a/editor/src/editorbuffer.cpp b/editor/src/editorbuffer.cpp
index 52e6855d..a21ec53a 100644
--- a/editor/src/editorbuffer.cpp
+++ b/editor/src/editorbuffer.cpp
@@ -19,7 +19,6 @@
 
 #include "editorbuffer.h"
 #include "utils.h"
-#include "window.h"
 #include "fileloadthread.h"
 
 #include <QCoreApplication>
@@ -55,16 +54,6 @@ void EditorBuffer::openFile(const QString &filepath)
     // update file path.
     updatePath(filepath);
 
-    QFile file(filepath);
-    if (!file.open(QIODevice::ReadOnly)) {
-        QTimer::singleShot(100, this, [=] {
-            Utils::toast(QString(tr("You do not have permission to open %1")).arg(filepath),
-                         this->topLevelWidget());
-        });
-
-        return;
-    }
-
     m_isWritable = QFileInfo(filepath).isWritable();
     m_isLoadFinished = false;
 
diff --git a/editor/src/window.cpp b/editor/src/window.cpp
index 0a779644..20e81dd4 100644
--- a/editor/src/window.cpp
+++ b/editor/src/window.cpp
@@ -230,6 +230,14 @@ void Window::addTab(const QString &filepath, bool activeTab)
 {
     // check whether it is an editable file thround mimeType.
     if (Utils::isEditableFile(filepath)) {
+
+        // check if have permission to read the file.
+        QFile file(filepath);
+        if (!file.open(QIODevice::ReadOnly)) {
+            showNotify(QString(tr("You do not have permission to open %1")).arg(filepath));
+            return;
+        }
+
         if (m_tabbar->getTabIndex(filepath) == -1) {
             m_tabbar->addTab(filepath, QFileInfo(filepath).fileName());