diff --git a/core/src/story_page.h b/core/src/story_page.h
index ac7dfd5..61fb6bb 100644
--- a/core/src/story_page.h
+++ b/core/src/story_page.h
@@ -104,7 +104,7 @@ public:
     }
 
     int OutputsCount(const std::string &nodeId) const
-{
+    {
         int count = 0;
         for (const auto & l : m_links)
         { 
diff --git a/core/src/story_project.cpp b/core/src/story_project.cpp
index bac1361..8f23062 100644
--- a/core/src/story_project.cpp
+++ b/core/src/story_project.cpp
@@ -72,6 +72,8 @@ void StoryProject::New(const std::string &uuid, const std::string &library_path)
 
     std::filesystem::create_directories(m_assetsPath);
 
+    CreatePage(MainUuid());
+
     m_initialized = true;
 }
 
@@ -422,7 +424,7 @@ bool StoryProject::Load(ResourceManager &manager)
 
                 if (j.contains("pages"))
                 {
-                    ModelFromJson(j["pages"]);
+                    ModelFromJson(j);
                     m_initialized = true;
                 }
             }
@@ -433,6 +435,11 @@ bool StoryProject::Load(ResourceManager &manager)
         std::cout << e.what() << std::endl;
     }
 
+    if (m_pages.size() == 0)
+    {
+        CreatePage(MainUuid());
+    }
+
     return m_initialized;
 }
 
diff --git a/core/src/story_project.h b/core/src/story_project.h
index 5d601a8..01400ce 100644
--- a/core/src/story_project.h
+++ b/core/src/story_project.h
@@ -66,6 +66,11 @@ public:
 
     StoryNode *m_tree;
 */
+
+    std::string MainUuid() const {
+        return "490745ab-df4d-476d-ae27-027e94b8ee0a";
+    }
+
     void New(const std::string &uuid, const std::string &library_path);
     std::filesystem::path BinaryFileName() const;
     bool GenerateScript(std::string &codeStr);
diff --git a/story-editor/src/importers/pack_archive.cpp b/story-editor/src/importers/pack_archive.cpp
index 6347cbb..2a22449 100644
--- a/story-editor/src/importers/pack_archive.cpp
+++ b/story-editor/src/importers/pack_archive.cpp
@@ -210,7 +210,7 @@ $MyArray            DV8    10 ; array of 10 bytes
     StoryProject proj(m_log);
     ResourceManager res(m_log);
 
-    std::shared_ptr<StoryPage> page = proj.CreatePage("main");
+    std::shared_ptr<StoryPage> page = proj.CreatePage(proj.MainUuid());
 
 
         proj.New(uuid, outputDir);
@@ -396,7 +396,7 @@ bool PackArchive::ConvertJsonStudioToOst(const std::string &basePath, const std:
         StoryProject proj(m_log);
         ResourceManager res(m_log);
 
-        std::shared_ptr<StoryPage> page = proj.CreatePage("main");
+        std::shared_ptr<StoryPage> page = proj.CreatePage(proj.MainUuid());
 
         if (j.contains("title"))
         {
@@ -428,7 +428,7 @@ bool PackArchive::ConvertJsonStudioToOst(const std::string &basePath, const std:
 
             for (const auto & n : j["stageNodes"])
             {
-                auto node = proj.CreateNode("main", "media-node");
+                auto node = proj.CreateNode(proj.MainUuid(), "media-node");
 
                 if (node)
                 {
diff --git a/story-editor/src/node_editor/node_editor_window.cpp b/story-editor/src/node_editor/node_editor_window.cpp
index ee18a11..c438753 100644
--- a/story-editor/src/node_editor/node_editor_window.cpp
+++ b/story-editor/src/node_editor/node_editor_window.cpp
@@ -37,14 +37,14 @@ NodeEditorWindow::~NodeEditorWindow()
     m_story.reset();
 }
 
-static const std::string gMainUuid = "490745ab-df4d-476d-ae27-027e94b8ee0a";
+
 
 void NodeEditorWindow::Initialize()
 {
     m_pages.clear();
     m_callStack.clear();
 
-    m_currentPage = std::make_shared<NodeEditorPage>(gMainUuid, "Main");
+    m_currentPage = std::make_shared<NodeEditorPage>(m_story->MainUuid(), "Main");
     m_pages.push_back(m_currentPage);
     m_callStack.push_back(m_currentPage);
   
diff --git a/story-editor/src/node_editor/node_editor_window.h b/story-editor/src/node_editor/node_editor_window.h
index cbe7ad0..b9dde47 100644
--- a/story-editor/src/node_editor/node_editor_window.h
+++ b/story-editor/src/node_editor/node_editor_window.h
@@ -41,7 +41,7 @@ private:
 
     bool m_loaded{false};
 
-    // "main" is the entry point editor context. You always need to create one.
+    // "MainUuid" is the entry point editor context. You always need to create one.
     // Then each function can have its own editor context, for example if you want to create multiple graphs.
     // the key is main, or the UUID of the function
     std::list<std::shared_ptr<NodeEditorPage>> m_pages;
diff --git a/story-editor/src/resources_window.cpp b/story-editor/src/resources_window.cpp
index d55fd2c..7f5f97f 100644
--- a/story-editor/src/resources_window.cpp
+++ b/story-editor/src/resources_window.cpp
@@ -29,7 +29,7 @@ void ResourcesWindow::ChooseFile()
         m_showImportDialog = false;
         // open Dialog Simple
         IGFD::FileDialogConfig config;
-        config.path = ".";
+        config.path = m_story.BuildFullAssetsPath("");
         config.countSelectionMax = 1;
         config.sidePaneWidth = 350.0f;
         config.flags = ImGuiFileDialogFlags_Modal;
@@ -50,7 +50,18 @@ void ResourcesWindow::ChooseFile()
 
             std::filesystem::path p(filePathName);
             std::filesystem::path p2 = m_story.BuildFullAssetsPath( p.filename().generic_string());
-            std::filesystem::copy(p, p2, std::filesystem::copy_options::overwrite_existing);
+
+            bool allowCopy = true;
+            // On ne copie pas le fichier sur lui-même
+            if (std::filesystem::exists(p) && std::filesystem::exists(p2))
+            {
+                allowCopy = !std::filesystem::equivalent(p, p2);
+            }
+
+            if (allowCopy)
+            {
+                std::filesystem::copy(p, p2, std::filesystem::copy_options::overwrite_existing);
+            }
 
             auto res = std::make_shared<Resource>();