diff --git a/main/boards/atoms3-echo-base/atoms3_echo_base.cc b/main/boards/atoms3-echo-base/atoms3_echo_base.cc
index 2206076..bbff9ed 100644
--- a/main/boards/atoms3-echo-base/atoms3_echo_base.cc
+++ b/main/boards/atoms3-echo-base/atoms3_echo_base.cc
@@ -106,6 +106,10 @@ private:
         InitializeGc9107Display();
         InitializeButtons();
         GetBacklight()->SetBrightness(100);
+        
+        // Ensure UI is set up before displaying error
+        display_->SetupUI();
+        
         display_->SetStatus(Lang::Strings::ERROR);
         display_->SetEmotion("triangle_exclamation");
         display_->SetChatMessage("system", "Echo Base\nnot connected");
diff --git a/main/boards/atoms3r-echo-base/atoms3r_echo_base.cc b/main/boards/atoms3r-echo-base/atoms3r_echo_base.cc
index b2ca565..fed0a24 100644
--- a/main/boards/atoms3r-echo-base/atoms3r_echo_base.cc
+++ b/main/boards/atoms3r-echo-base/atoms3r_echo_base.cc
@@ -173,6 +173,10 @@ private:
         InitializeGc9107Display();
         InitializeButtons();
         GetBacklight()->SetBrightness(100);
+        
+        // Ensure UI is set up before displaying error
+        display_->SetupUI();
+        
         display_->SetStatus(Lang::Strings::ERROR);
         display_->SetEmotion("triangle_exclamation");
         display_->SetChatMessage("system", "Echo Base\nnot connected");
diff --git a/main/boards/electron-bot/electron_emoji_display.cc b/main/boards/electron-bot/electron_emoji_display.cc
index 4d86f26..5876ca5 100644
--- a/main/boards/electron-bot/electron_emoji_display.cc
+++ b/main/boards/electron-bot/electron_emoji_display.cc
@@ -15,17 +15,28 @@
 ElectronEmojiDisplay::ElectronEmojiDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_handle_t panel, int width, int height, int offset_x, int offset_y, bool mirror_x, bool mirror_y,
                                            bool swap_xy)
     : SpiLcdDisplay(panel_io, panel, width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
-    InitializeElectronEmojis();
     SetupChatLabel();
 }
 
+void ElectronEmojiDisplay::SetupUI() {
+    // Prevent duplicate calls - parent SetupUI() will also check, but check here for early return
+    if (setup_ui_called_) {
+        ESP_LOGW(TAG, "SetupUI() called multiple times, skipping duplicate call");
+        return;
+    }
+    
+    // Call parent SetupUI() first to create all lvgl objects
+    SpiLcdDisplay::SetupUI();
+    
+    // Set default emotion after UI is initialized
+    SetEmotion("staticstate");
+}
+
 void ElectronEmojiDisplay::InitializeElectronEmojis() {
     ESP_LOGI(TAG, "Electron表情初始化将由Assets系统处理");
     // 表情初始化已移至assets系统,通过DEFAULT_EMOJI_COLLECTION=otto-gif配置
     // assets.cc会从assets分区加载GIF表情并设置到theme
-
-    // 设置默认表情为staticstate
-    SetEmotion("staticstate");
+    // Note: Default emotion is now set in SetupUI() after LVGL objects are created
 }
 
 void ElectronEmojiDisplay::SetupChatLabel() {
diff --git a/main/boards/electron-bot/electron_emoji_display.h b/main/boards/electron-bot/electron_emoji_display.h
index 50a289a..da5f945 100644
--- a/main/boards/electron-bot/electron_emoji_display.h
+++ b/main/boards/electron-bot/electron_emoji_display.h
@@ -15,6 +15,7 @@ class ElectronEmojiDisplay : public SpiLcdDisplay {
 
     virtual ~ElectronEmojiDisplay() = default;
     virtual void SetStatus(const char* status) override;
+    virtual void SetupUI() override;
 
    private:
     void InitializeElectronEmojis();
diff --git a/main/boards/jiuchuan-s3/jiuchuan_dev_board.cc b/main/boards/jiuchuan-s3/jiuchuan_dev_board.cc
index bb832aa..405a95b 100644
--- a/main/boards/jiuchuan-s3/jiuchuan_dev_board.cc
+++ b/main/boards/jiuchuan-s3/jiuchuan_dev_board.cc
@@ -39,6 +39,13 @@ public:
                      bool swap_xy)
         : SpiLcdDisplay(io_handle, panel_handle, width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy)
     {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
 
         DisplayLockGuard lock(this);
 
@@ -49,7 +56,6 @@ public:
         lv_obj_align(emoji_box_, LV_ALIGN_CENTER, 0, -50);          // 向上偏移50
         // 消息栏适配
         lv_obj_align(bottom_bar_, LV_ALIGN_BOTTOM_MID, 0, -40);     // 向上偏移40
-
     }
 };
 
diff --git a/main/boards/movecall-moji-esp32s3/movecall_moji_esp32s3.cc b/main/boards/movecall-moji-esp32s3/movecall_moji_esp32s3.cc
index 07e6d81..a1a993b 100644
--- a/main/boards/movecall-moji-esp32s3/movecall_moji_esp32s3.cc
+++ b/main/boards/movecall-moji-esp32s3/movecall_moji_esp32s3.cc
@@ -31,6 +31,13 @@ public:
                     bool mirror_y,
                     bool swap_xy) 
         : SpiLcdDisplay(io_handle, panel_handle, width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
 
         DisplayLockGuard lock(this);
         // 由于屏幕是圆的，所以状态栏需要增加左右内边距
diff --git a/main/boards/otto-robot/otto_emoji_display.cc b/main/boards/otto-robot/otto_emoji_display.cc
index ed59dbb..b4fedd2 100644
--- a/main/boards/otto-robot/otto_emoji_display.cc
+++ b/main/boards/otto-robot/otto_emoji_display.cc
@@ -14,13 +14,33 @@
 #define TAG "OttoEmojiDisplay"
 OttoEmojiDisplay::OttoEmojiDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_handle_t panel, int width, int height, int offset_x, int offset_y, bool mirror_x, bool mirror_y, bool swap_xy)
     : SpiLcdDisplay(panel_io, panel, width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
-    InitializeOttoEmojis();
-    SetupPreviewImage();
     SetTheme(LvglThemeManager::GetInstance().GetTheme("dark"));
 }
 
+void OttoEmojiDisplay::SetupUI() {
+    // Prevent duplicate calls - parent SetupUI() will also check, but check here for early return
+    if (setup_ui_called_) {
+        ESP_LOGW(TAG, "SetupUI() called multiple times, skipping duplicate call");
+        return;
+    }
+    
+    // Call parent SetupUI() first to create all lvgl objects
+    SpiLcdDisplay::SetupUI();
+    
+    // Setup preview image after UI is initialized
+    DisplayLockGuard lock(this);
+    lv_obj_set_size(preview_image_, width_ , height_ );
+    
+    // Set default emotion after UI is initialized
+    SetEmotion("staticstate");
+}
+
 void OttoEmojiDisplay::SetupPreviewImage() {
     DisplayLockGuard lock(this);
+    if (preview_image_ == nullptr) {
+        ESP_LOGW(TAG, "SetupPreviewImage called but preview_image_ is nullptr (UI not initialized yet)");
+        return;
+    }
     lv_obj_set_size(preview_image_, width_ , height_ );
 }
 
@@ -28,9 +48,7 @@ void OttoEmojiDisplay::InitializeOttoEmojis() {
     ESP_LOGI(TAG, "Otto表情初始化将由Assets系统处理");
     // 表情初始化已移至assets系统,通过DEFAULT_EMOJI_COLLECTION=otto-gif配置
     // assets.cc会从assets分区加载GIF表情并设置到theme
-
-    // 设置默认表情为staticstate
-    SetEmotion("staticstate");
+    // Note: Default emotion is now set in SetupUI() after LVGL objects are created
 }
 
 LV_FONT_DECLARE(OTTO_ICON_FONT);
diff --git a/main/boards/otto-robot/otto_emoji_display.h b/main/boards/otto-robot/otto_emoji_display.h
index 207ed8a..0216704 100644
--- a/main/boards/otto-robot/otto_emoji_display.h
+++ b/main/boards/otto-robot/otto_emoji_display.h
@@ -16,6 +16,7 @@ class OttoEmojiDisplay : public SpiLcdDisplay {
     virtual ~OttoEmojiDisplay() = default;
     virtual void SetStatus(const char* status) override;
     virtual void SetPreviewImage(std::unique_ptr<LvglImage> image) override;
+    virtual void SetupUI() override;
 
    private:
     void InitializeOttoEmojis();
diff --git a/main/boards/sensecap-watcher/sensecap_watcher.cc b/main/boards/sensecap-watcher/sensecap_watcher.cc
index 5a1273a..f069591 100644
--- a/main/boards/sensecap-watcher/sensecap_watcher.cc
+++ b/main/boards/sensecap-watcher/sensecap_watcher.cc
@@ -45,7 +45,14 @@ class CustomLcdDisplay : public SpiLcdDisplay {
                         bool mirror_y,
                         bool swap_xy) 
             : SpiLcdDisplay(io_handle, panel_handle, width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
-    
+            // Note: UI customization should be done in SetupUI(), not in constructor
+            // to ensure lvgl objects are created before accessing them
+        }
+
+        virtual void SetupUI() override {
+            // Call parent SetupUI() first to create all lvgl objects
+            SpiLcdDisplay::SetupUI();
+
             DisplayLockGuard lock(this);
             auto lvgl_theme = static_cast<LvglTheme*>(current_theme_);
             auto text_font = lvgl_theme->text_font()->font();
diff --git a/main/boards/sp-esp32-s3-1.28-box/sp-esp32-s3-1.28-box.cc b/main/boards/sp-esp32-s3-1.28-box/sp-esp32-s3-1.28-box.cc
index 0f5eb45..12822ef 100644
--- a/main/boards/sp-esp32-s3-1.28-box/sp-esp32-s3-1.28-box.cc
+++ b/main/boards/sp-esp32-s3-1.28-box/sp-esp32-s3-1.28-box.cc
@@ -115,6 +115,13 @@ public:
                     bool mirror_y,
                     bool swap_xy)
         : SpiLcdDisplay(io_handle, panel_handle, width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
 
         DisplayLockGuard lock(this);
         // 由于屏幕是圆的，所以状态栏需要增加左右内边距
diff --git a/main/boards/waveshare/esp32-c6-lcd-1.69/esp32-c6-lcd-1.69.cc b/main/boards/waveshare/esp32-c6-lcd-1.69/esp32-c6-lcd-1.69.cc
index ce8fdf2..09dbf87 100644
--- a/main/boards/waveshare/esp32-c6-lcd-1.69/esp32-c6-lcd-1.69.cc
+++ b/main/boards/waveshare/esp32-c6-lcd-1.69/esp32-c6-lcd-1.69.cc
@@ -32,6 +32,14 @@ public:
                     bool swap_xy)
         : SpiLcdDisplay(io_handle, panel_handle,
                     width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
+
         DisplayLockGuard lock(this);
         lv_obj_set_style_pad_left(status_bar_, LV_HOR_RES * 0.1, 0);
         lv_obj_set_style_pad_right(status_bar_, LV_HOR_RES * 0.1, 0);
diff --git a/main/boards/waveshare/esp32-c6-touch-amoled-1.32/esp32-c6-touch-amoled-1.32.cc b/main/boards/waveshare/esp32-c6-touch-amoled-1.32/esp32-c6-touch-amoled-1.32.cc
index 0664b79..a6d5e4e 100644
--- a/main/boards/waveshare/esp32-c6-touch-amoled-1.32/esp32-c6-touch-amoled-1.32.cc
+++ b/main/boards/waveshare/esp32-c6-touch-amoled-1.32/esp32-c6-touch-amoled-1.32.cc
@@ -61,9 +61,17 @@ class CustomLcdDisplay : public SpiLcdDisplay {
     CustomLcdDisplay(esp_lcd_panel_io_handle_t io_handle, esp_lcd_panel_handle_t panel_handle, int width, int height, int offset_x, int offset_y, bool mirror_x, bool mirror_y, bool swap_xy) : 
     SpiLcdDisplay(io_handle, panel_handle, width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy), 
     io_handle_(io_handle) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+        SetMIRROR_XY(0xC0); // Rotate 180 degrees - this is safe as it only operates on hardware
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
+
         DisplayLockGuard lock(this);
         lv_display_add_event_cb(display_, my_draw_event_cb, LV_EVENT_INVALIDATE_AREA, NULL);
-        SetMIRROR_XY(0xC0); // Rotate 180 degrees
         lv_obj_invalidate(lv_screen_active());
     }
 };
diff --git a/main/boards/waveshare/esp32-c6-touch-amoled-1.43/esp32-c6-touch-amoled-1.43.cc b/main/boards/waveshare/esp32-c6-touch-amoled-1.43/esp32-c6-touch-amoled-1.43.cc
index 0c1a7dd..ae8e145 100644
--- a/main/boards/waveshare/esp32-c6-touch-amoled-1.43/esp32-c6-touch-amoled-1.43.cc
+++ b/main/boards/waveshare/esp32-c6-touch-amoled-1.43/esp32-c6-touch-amoled-1.43.cc
@@ -54,6 +54,14 @@ public:
                     bool swap_xy)
         : SpiLcdDisplay(io_handle, panel_handle,
                     width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
+
         DisplayLockGuard lock(this);
         lv_display_add_event_cb(display_, MyDrawEventCb, LV_EVENT_INVALIDATE_AREA, NULL);
     }
diff --git a/main/boards/waveshare/esp32-c6-touch-amoled-1.8/esp32-c6-touch-amoled-1.8.cc b/main/boards/waveshare/esp32-c6-touch-amoled-1.8/esp32-c6-touch-amoled-1.8.cc
index d3f7dc1..5f56386 100644
--- a/main/boards/waveshare/esp32-c6-touch-amoled-1.8/esp32-c6-touch-amoled-1.8.cc
+++ b/main/boards/waveshare/esp32-c6-touch-amoled-1.8/esp32-c6-touch-amoled-1.8.cc
@@ -83,6 +83,14 @@ public:
                     bool swap_xy)
         : SpiLcdDisplay(io_handle, panel_handle,
                     width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
+
         DisplayLockGuard lock(this);
         lv_obj_set_style_pad_left(status_bar_, LV_HOR_RES * 0.1, 0);
         lv_obj_set_style_pad_right(status_bar_, LV_HOR_RES * 0.1, 0);
diff --git a/main/boards/waveshare/esp32-c6-touch-amoled-2.06/esp32-c6-touch-amoled-2.06.cc b/main/boards/waveshare/esp32-c6-touch-amoled-2.06/esp32-c6-touch-amoled-2.06.cc
index c9e5c14..4e224d1 100644
--- a/main/boards/waveshare/esp32-c6-touch-amoled-2.06/esp32-c6-touch-amoled-2.06.cc
+++ b/main/boards/waveshare/esp32-c6-touch-amoled-2.06/esp32-c6-touch-amoled-2.06.cc
@@ -102,6 +102,14 @@ public:
                      bool swap_xy)
         : SpiLcdDisplay(io_handle, panel_handle,
                         width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
+
         DisplayLockGuard lock(this);
         lv_obj_set_style_pad_left(status_bar_, LV_HOR_RES*  0.1, 0);
         lv_obj_set_style_pad_right(status_bar_, LV_HOR_RES*  0.1, 0);
diff --git a/main/boards/waveshare/esp32-s3-epaper-1.54/custom_lcd_display.cc b/main/boards/waveshare/esp32-s3-epaper-1.54/custom_lcd_display.cc
index 1169c9e..45cc610 100644
--- a/main/boards/waveshare/esp32-s3-epaper-1.54/custom_lcd_display.cc
+++ b/main/boards/waveshare/esp32-s3-epaper-1.54/custom_lcd_display.cc
@@ -120,9 +120,8 @@ CustomLcdDisplay::CustomLcdDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_p
         return;
     }
 
-    ESP_LOGI(TAG, "ui start");
-
-    SetupUI();
+    // Note: SetupUI() should be called by Application::Initialize(), not in constructor
+    // to ensure lvgl objects are created after the display is fully initialized.
 }
 
 CustomLcdDisplay::~CustomLcdDisplay() {
diff --git a/main/boards/waveshare/esp32-s3-rlcd-4.2/custom_lcd_display.cc b/main/boards/waveshare/esp32-s3-rlcd-4.2/custom_lcd_display.cc
index 668e27c..ba5d81d 100644
--- a/main/boards/waveshare/esp32-s3-rlcd-4.2/custom_lcd_display.cc
+++ b/main/boards/waveshare/esp32-s3-rlcd-4.2/custom_lcd_display.cc
@@ -117,9 +117,8 @@ height_(height)
         return;
     }
 
-    ESP_LOGI(TAG, "ui start");
-
-    SetupUI();
+    // Note: SetupUI() should be called by Application::Initialize(), not in constructor
+    // to ensure lvgl objects are created after the display is fully initialized.
 }
 
 CustomLcdDisplay::~CustomLcdDisplay() {
diff --git a/main/boards/waveshare/esp32-s3-touch-amoled-1.32/esp32-s3-touch-amoled-1.32.cc b/main/boards/waveshare/esp32-s3-touch-amoled-1.32/esp32-s3-touch-amoled-1.32.cc
index 148a243..031eaa0 100644
--- a/main/boards/waveshare/esp32-s3-touch-amoled-1.32/esp32-s3-touch-amoled-1.32.cc
+++ b/main/boards/waveshare/esp32-s3-touch-amoled-1.32/esp32-s3-touch-amoled-1.32.cc
@@ -61,9 +61,17 @@ class CustomLcdDisplay : public SpiLcdDisplay {
     CustomLcdDisplay(esp_lcd_panel_io_handle_t io_handle, esp_lcd_panel_handle_t panel_handle, int width, int height, int offset_x, int offset_y, bool mirror_x, bool mirror_y, bool swap_xy) : 
     SpiLcdDisplay(io_handle, panel_handle, width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy), 
     io_handle_(io_handle) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+        SetMIRROR_XY(0xC0); // Rotate 180 degrees - this is safe as it only operates on hardware
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
+
         DisplayLockGuard lock(this);
         lv_display_add_event_cb(display_, my_draw_event_cb, LV_EVENT_INVALIDATE_AREA, NULL);
-        SetMIRROR_XY(0xC0); // Rotate 180 degrees
         lv_obj_invalidate(lv_screen_active());
     }
 };
diff --git a/main/boards/waveshare/esp32-s3-touch-amoled-1.75/esp32-s3-touch-amoled-1.75.cc b/main/boards/waveshare/esp32-s3-touch-amoled-1.75/esp32-s3-touch-amoled-1.75.cc
index f0c3c31..5abfe73 100644
--- a/main/boards/waveshare/esp32-s3-touch-amoled-1.75/esp32-s3-touch-amoled-1.75.cc
+++ b/main/boards/waveshare/esp32-s3-touch-amoled-1.75/esp32-s3-touch-amoled-1.75.cc
@@ -107,6 +107,14 @@ public:
                      bool swap_xy)
         : SpiLcdDisplay(io_handle, panel_handle,
                         width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
+
         DisplayLockGuard lock(this);
         lv_obj_set_style_pad_left(status_bar_, LV_HOR_RES*  0.1, 0);
         lv_obj_set_style_pad_right(status_bar_, LV_HOR_RES*  0.1, 0);
diff --git a/main/boards/waveshare/esp32-s3-touch-amoled-1.8/esp32-s3-touch-amoled-1.8.cc b/main/boards/waveshare/esp32-s3-touch-amoled-1.8/esp32-s3-touch-amoled-1.8.cc
index b0f28f1..5767ac5 100644
--- a/main/boards/waveshare/esp32-s3-touch-amoled-1.8/esp32-s3-touch-amoled-1.8.cc
+++ b/main/boards/waveshare/esp32-s3-touch-amoled-1.8/esp32-s3-touch-amoled-1.8.cc
@@ -83,6 +83,14 @@ public:
                     bool swap_xy)
         : SpiLcdDisplay(io_handle, panel_handle,
                     width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
+
         DisplayLockGuard lock(this);
         lv_obj_set_style_pad_left(status_bar_, LV_HOR_RES * 0.1, 0);
         lv_obj_set_style_pad_right(status_bar_, LV_HOR_RES * 0.1, 0);
diff --git a/main/boards/waveshare/esp32-s3-touch-amoled-2.06/esp32-s3-touch-amoled-2.06.cc b/main/boards/waveshare/esp32-s3-touch-amoled-2.06/esp32-s3-touch-amoled-2.06.cc
index a885521..1d48756 100644
--- a/main/boards/waveshare/esp32-s3-touch-amoled-2.06/esp32-s3-touch-amoled-2.06.cc
+++ b/main/boards/waveshare/esp32-s3-touch-amoled-2.06/esp32-s3-touch-amoled-2.06.cc
@@ -103,6 +103,14 @@ public:
                      bool swap_xy)
         : SpiLcdDisplay(io_handle, panel_handle,
                         width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
+
         DisplayLockGuard lock(this);
         lv_obj_set_style_pad_left(status_bar_, LV_HOR_RES*  0.1, 0);
         lv_obj_set_style_pad_right(status_bar_, LV_HOR_RES*  0.1, 0);
diff --git a/main/boards/waveshare/esp32-s3-touch-lcd-1.46/esp32-s3-touch-lcd-1.46.cc b/main/boards/waveshare/esp32-s3-touch-lcd-1.46/esp32-s3-touch-lcd-1.46.cc
index 4592b3c..ea8b1b4 100644
--- a/main/boards/waveshare/esp32-s3-touch-lcd-1.46/esp32-s3-touch-lcd-1.46.cc
+++ b/main/boards/waveshare/esp32-s3-touch-lcd-1.46/esp32-s3-touch-lcd-1.46.cc
@@ -43,6 +43,14 @@ public:
                     bool swap_xy) 
         : SpiLcdDisplay(io_handle, panel_handle,
                     width, height, offset_x, offset_y, mirror_x, mirror_y, swap_xy) {
+        // Note: UI customization should be done in SetupUI(), not in constructor
+        // to ensure lvgl objects are created before accessing them
+    }
+
+    virtual void SetupUI() override {
+        // Call parent SetupUI() first to create all lvgl objects
+        SpiLcdDisplay::SetupUI();
+
         DisplayLockGuard lock(this);
         lv_display_add_event_cb(display_, rounder_event_cb, LV_EVENT_INVALIDATE_AREA, NULL);
     }
diff --git a/main/boards/waveshare/esp32-s3-touch-lcd-3.49/custom_lcd_display.cc b/main/boards/waveshare/esp32-s3-touch-lcd-3.49/custom_lcd_display.cc
index a5a466f..14eeecc 100644
--- a/main/boards/waveshare/esp32-s3-touch-lcd-3.49/custom_lcd_display.cc
+++ b/main/boards/waveshare/esp32-s3-touch-lcd-3.49/custom_lcd_display.cc
@@ -141,5 +141,7 @@ CustomLcdDisplay::CustomLcdDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_p
     if (offset_x != 0 || offset_y != 0) {
         lv_display_set_offset(display_, offset_x, offset_y);
     }
-    SetupUI();
+
+    // Note: SetupUI() should be called by Application::Initialize(), not in constructor
+    // to ensure lvgl objects are created after the display is fully initialized.
 }
\ No newline at end of file
diff --git a/main/boards/waveshare/esp32-s3-touch-lcd-3.5b/custom_lcd_display.cc b/main/boards/waveshare/esp32-s3-touch-lcd-3.5b/custom_lcd_display.cc
index 11d492f..366bf0b 100644
--- a/main/boards/waveshare/esp32-s3-touch-lcd-3.5b/custom_lcd_display.cc
+++ b/main/boards/waveshare/esp32-s3-touch-lcd-3.5b/custom_lcd_display.cc
@@ -281,6 +281,6 @@ CustomLcdDisplay::CustomLcdDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_p
         lv_display_set_offset(display_, offset_x, offset_y);
     }
 
-
-    SetupUI();
+    // Note: SetupUI() should be called by Application::Initialize(), not in constructor
+    // to ensure lvgl objects are created after the display is fully initialized.
 }
\ No newline at end of file
diff --git a/main/display/display.h b/main/display/display.h
index cc34a07..9e73014 100644
--- a/main/display/display.h
+++ b/main/display/display.h
@@ -40,14 +40,18 @@ public:
     virtual Theme* GetTheme() { return current_theme_; }
     virtual void UpdateStatusBar(bool update_all = false);
     virtual void SetPowerSaveMode(bool on);
-    virtual void SetupUI() { }
+    virtual void SetupUI() { 
+        setup_ui_called_ = true;
+    }
 
     inline int width() const { return width_; }
     inline int height() const { return height_; }
+    inline bool IsSetupUICalled() const { return setup_ui_called_; }
 
 protected:
     int width_ = 0;
     int height_ = 0;
+    bool setup_ui_called_ = false;  // Track if SetupUI() has been called
 
     Theme* current_theme_ = nullptr;
 
diff --git a/main/display/lcd_display.cc b/main/display/lcd_display.cc
index bd79e19..d226052 100644
--- a/main/display/lcd_display.cc
+++ b/main/display/lcd_display.cc
@@ -352,6 +352,13 @@ void LcdDisplay::Unlock() {
 
 #if CONFIG_USE_WECHAT_MESSAGE_STYLE
 void LcdDisplay::SetupUI() {
+    // Prevent duplicate calls - if already called, return early
+    if (setup_ui_called_) {
+        ESP_LOGW(TAG, "SetupUI() called multiple times, skipping duplicate call");
+        return;
+    }
+    
+    Display::SetupUI();  // Mark SetupUI as called
     DisplayLockGuard lock(this);
 
     auto lvgl_theme = static_cast<LvglTheme*>(current_theme_);
@@ -495,8 +502,14 @@ void LcdDisplay::SetupUI() {
 #define  MAX_MESSAGES 20
 #endif
 void LcdDisplay::SetChatMessage(const char* role, const char* content) {
+    if (!setup_ui_called_) {
+        ESP_LOGW(TAG, "SetChatMessage('%s', '%s') called before SetupUI() - message will be lost!", role, content);
+    }
     DisplayLockGuard lock(this);
     if (content_ == nullptr) {
+        if (setup_ui_called_) {
+            ESP_LOGW(TAG, "SetChatMessage('%s', '%s') failed: content_ is nullptr (SetupUI() was called but container not created)", role, content);
+        }
         return;
     }
     
@@ -789,6 +802,13 @@ void LcdDisplay::ClearChatMessages() {
 }
 #else
 void LcdDisplay::SetupUI() {
+    // Prevent duplicate calls - if already called, return early
+    if (setup_ui_called_) {
+        ESP_LOGW(TAG, "SetupUI() called multiple times, skipping duplicate call");
+        return;
+    }
+    
+    Display::SetupUI();  // Mark SetupUI as called
     DisplayLockGuard lock(this);
     LvglTheme* lvgl_theme = static_cast<LvglTheme*>(current_theme_);
     auto text_font = lvgl_theme->text_font()->font();
@@ -985,8 +1005,14 @@ void LcdDisplay::SetPreviewImage(std::unique_ptr<LvglImage> image) {
 }
 
 void LcdDisplay::SetChatMessage(const char* role, const char* content) {
+    if (!setup_ui_called_) {
+        ESP_LOGW(TAG, "SetChatMessage('%s', '%s') called before SetupUI() - message will be lost!", role, content);
+    }
     DisplayLockGuard lock(this);
     if (chat_message_label_ == nullptr) {
+        if (setup_ui_called_) {
+            ESP_LOGW(TAG, "SetChatMessage('%s', '%s') failed: chat_message_label_ is nullptr (SetupUI() was called but label not created)", role, content);
+        }
         return;
     }
     lv_label_set_text(chat_message_label_, content);
@@ -1002,6 +1028,9 @@ void LcdDisplay::ClearChatMessages() {
 #endif
 
 void LcdDisplay::SetEmotion(const char* emotion) {
+    if (!setup_ui_called_) {
+        ESP_LOGW(TAG, "SetEmotion('%s') called before SetupUI() - emotion will not be displayed!", emotion);
+    }
     // Stop any running GIF animation
     if (gif_controller_) {
         DisplayLockGuard lock(this);
@@ -1010,6 +1039,9 @@ void LcdDisplay::SetEmotion(const char* emotion) {
     }
     
     if (emoji_image_ == nullptr) {
+        if (setup_ui_called_) {
+            ESP_LOGW(TAG, "SetEmotion('%s') failed: emoji_image_ is nullptr (SetupUI() was called but emoji image not created)", emotion);
+        }
         return;
     }
 
diff --git a/main/display/lvgl_display/lvgl_display.cc b/main/display/lvgl_display/lvgl_display.cc
index 8942a59..25f72e5 100644
--- a/main/display/lvgl_display/lvgl_display.cc
+++ b/main/display/lvgl_display/lvgl_display.cc
@@ -70,8 +70,14 @@ LvglDisplay::~LvglDisplay() {
 }
 
 void LvglDisplay::SetStatus(const char* status) {
+    if (!setup_ui_called_) {
+        ESP_LOGW(TAG, "SetStatus('%s') called before SetupUI() - message will be lost!", status);
+    }
     DisplayLockGuard lock(this);
     if (status_label_ == nullptr) {
+        if (setup_ui_called_) {
+            ESP_LOGW(TAG, "SetStatus('%s') failed: status_label_ is nullptr (SetupUI() was called but label not created)", status);
+        }
         return;
     }
     lv_label_set_text(status_label_, status);
@@ -86,8 +92,14 @@ void LvglDisplay::ShowNotification(const std::string &notification, int duration
 }
 
 void LvglDisplay::ShowNotification(const char* notification, int duration_ms) {
+    if (!setup_ui_called_) {
+        ESP_LOGW(TAG, "ShowNotification('%s') called before SetupUI() - message will be lost!", notification);
+    }
     DisplayLockGuard lock(this);
     if (notification_label_ == nullptr) {
+        if (setup_ui_called_) {
+            ESP_LOGW(TAG, "ShowNotification('%s') failed: notification_label_ is nullptr (SetupUI() was called but label not created)", notification);
+        }
         return;
     }
     lv_label_set_text(notification_label_, notification);
diff --git a/main/display/oled_display.cc b/main/display/oled_display.cc
index 7446914..2083a50 100644
--- a/main/display/oled_display.cc
+++ b/main/display/oled_display.cc
@@ -76,6 +76,18 @@ OledDisplay::OledDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_handl
         return;
     }
 
+    // Note: SetupUI() should be called by Application::Initialize(), not in constructor
+    // to ensure lvgl objects are created after the display is fully initialized.
+}
+
+void OledDisplay::SetupUI() {
+    // Prevent duplicate calls - if already called, return early
+    if (setup_ui_called_) {
+        ESP_LOGW(TAG, "SetupUI() called multiple times, skipping duplicate call");
+        return;
+    }
+    
+    Display::SetupUI();  // Mark SetupUI as called
     if (height_ == 64) {
         SetupUI_128x64();
     } else {
diff --git a/main/display/oled_display.h b/main/display/oled_display.h
index c7f4077..40dd184 100644
--- a/main/display/oled_display.h
+++ b/main/display/oled_display.h
@@ -32,6 +32,7 @@ public:
     OledDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_handle_t panel, int width, int height, bool mirror_x, bool mirror_y);
     ~OledDisplay();
 
+    virtual void SetupUI() override;
     virtual void SetChatMessage(const char* role, const char* content) override;
     virtual void SetEmotion(const char* emotion) override;
     virtual void SetTheme(Theme* theme) override;
diff --git a/main/idf_component.yml b/main/idf_component.yml
index 539badb..3a80f4c 100644
--- a/main/idf_component.yml
+++ b/main/idf_component.yml
@@ -24,7 +24,7 @@ dependencies:
   espressif/esp_audio_codec: ~2.4.1
   78/esp-ml307: ~3.6.4
   78/uart-eth-modem:
-    version: ~0.3.2
+    version: ~0.3.3
     rules:
     - if: target not in [esp32]
   78/xiaozhi-fonts: ~1.6.0