Improve robustness: add watchdog timers, error handling, and logging to prevent player freeze

requirements.txt

@@ -0,0 +1,5 @@
+# Core requirements for tkinter_player signage app
+requests
+bcrypt
+python-vlc
+pyautogui

run_tkinter_debug.sh

@@ -5,7 +5,7 @@
 source venv/bin/activate
 
 # Change to the tkinter app src directory
-cd tkinter_app/src
+cd signage_player/src
 
 # Run the main application with full error output
 python main.py

signage_player/appsettings.py

@@ -12,6 +12,8 @@ class AppSettingsWindow(tk.Tk):
         self.geometry('440x600')  # Increased height for better button visibility
         self.resizable(False, False)
         self.config(bg='#23272e')
+        self.attributes('-topmost', True)
+        self.focus_force()
         self.fields = {}
         self.load_config()
         self.style = ttk.Style(self)

signage_player/main.py

@@ -66,7 +66,7 @@ def main():
         pass
     finally:
         app_running[0] = False
-        update_thread.join()
+        # Do not join the update_thread; let it exit as a daemon
 
 if __name__ == '__main__':
     main()

signage_player/main_data/app_config.txt

@@ -2,7 +2,7 @@
     "screen_orientation": "Landscape",
     "screen_name": "tv-terasa",
     "quickconnect_key": "8887779",
-    "server_ip": "192.168.1.22",
+    "server_ip": "10.232.7.231",
     "port": "80",
     "screen_w": "1920",
     "screen_h": "1080",

signage_player/player copy vineri.py

@@ -0,0 +1,353 @@
+import os
+import json
+import tkinter as tk
+import vlc
+import subprocess
+import sys
+
+CONFIG_PATH = os.path.join(os.path.dirname(__file__), 'main_data', 'app_config.txt')
+PLAYLIST_DIR = os.path.join(os.path.dirname(__file__), 'static_data', 'playlist')
+MEDIA_DATA_PATH = os.path.join(os.path.dirname(__file__), 'static_data', 'media')
+
+class SimpleTkPlayer:
+    def __init__(self, root, playlist):
+        self.root = root
+        self.playlist = playlist
+        self.current_index = 0
+        self.paused = False
+        self.pause_timer = None
+        self.label = tk.Label(root, bg='black')
+        self.label.pack(fill=tk.BOTH, expand=True)
+        self.create_controls()
+        self.hide_controls()
+        self.root.bind('<Motion>', self.on_activity)
+        self.root.bind('<Button-1>', self.on_activity)
+        self.root.after(100, self.ensure_fullscreen)
+        self.root.after(200, self.hide_mouse)
+        self.root.after(300, self.move_mouse_to_corner)
+        self.root.protocol('WM_DELETE_WINDOW', self.exit_app)
+
+    def ensure_fullscreen(self):
+        self.root.attributes('-fullscreen', True)
+        self.root.update_idletasks()
+
+    def create_controls(self):
+        # Create a transparent, borderless top-level window for controls
+        self.controls_win = tk.Toplevel(self.root)
+        self.controls_win.overrideredirect(True)
+        self.controls_win.attributes('-topmost', True)
+        self.controls_win.attributes('-alpha', 0.92)
+        self.controls_win.configure(bg='')
+        # Place the window at the bottom right
+        def place_controls():
+            self.controls_win.update_idletasks()
+            w = self.controls_win.winfo_reqwidth()
+            h = self.controls_win.winfo_reqheight()
+            sw = self.root.winfo_screenwidth()
+            sh = self.root.winfo_screenheight()
+            x = sw - w - 30
+            y = sh - h - 30
+            self.controls_win.geometry(f'+{x}+{y}')
+        self.controls_frame = tk.Frame(self.controls_win, bg='#222', bd=2, relief='ridge')
+        self.controls_frame.pack()
+        btn_style = {
+            'bg': '#333',
+            'fg': 'white',
+            'activebackground': '#555',
+            'activeforeground': '#00e6e6',
+            'font': ('Arial', 16, 'bold'),
+            'bd': 0,
+            'highlightthickness': 0,
+            'relief': 'flat',
+            'cursor': 'hand2',
+            'padx': 10,
+            'pady': 6
+        }
+        self.prev_btn = tk.Button(self.controls_frame, text='⏮ Prev', command=self.prev_media, **btn_style)
+        self.prev_btn.grid(row=0, column=0, padx=4)
+        self.pause_btn = tk.Button(self.controls_frame, text='⏸ Pause', command=self.toggle_pause, **btn_style)
+        self.pause_btn.grid(row=0, column=1, padx=4)
+        self.next_btn = tk.Button(self.controls_frame, text='Next ⏭', command=self.next_media, **btn_style)
+        self.next_btn.grid(row=0, column=2, padx=4)
+        self.settings_btn = tk.Button(self.controls_frame, text='⚙ Settings', command=self.open_settings, **btn_style)
+        self.settings_btn.grid(row=0, column=3, padx=4)
+        self.exit_btn = tk.Button(self.controls_frame, text='⏻ Exit', command=self.exit_app, **btn_style)
+        self.exit_btn.grid(row=0, column=4, padx=4)
+        self.exit_btn.config(fg='#ff4d4d')
+        self.controls_win.withdraw()
+        self.controls_win.after(200, place_controls)
+        self.root.bind('<Configure>', lambda e: self.controls_win.after(200, place_controls))
+
+    def hide_mouse(self):
+        self.root.config(cursor='none')
+        if hasattr(self, 'controls_win'):
+            self.controls_win.config(cursor='none')
+
+    def show_mouse(self):
+        self.root.config(cursor='arrow')
+        if hasattr(self, 'controls_win'):
+            self.controls_win.config(cursor='arrow')
+
+    def move_mouse_to_corner(self):
+        try:
+            import pyautogui
+            sw = self.root.winfo_screenwidth()
+            sh = self.root.winfo_screenheight()
+            pyautogui.moveTo(sw-2, sh-2)
+        except Exception:
+            pass
+
+    def show_controls(self):
+        if not hasattr(self, 'controls_win') or self.controls_win is None or not self.controls_win.winfo_exists():
+            self.create_controls()
+        self.controls_win.deiconify()
+        self.controls_win.lift()
+        self.show_mouse()
+        self.schedule_hide_controls()
+
+    def hide_controls(self):
+        self.controls_win.withdraw()
+        self.hide_mouse()
+
+    def schedule_hide_controls(self):
+        if hasattr(self, 'hide_controls_timer') and self.hide_controls_timer:
+            self.root.after_cancel(self.hide_controls_timer)
+        self.hide_controls_timer = self.root.after(5000, self.hide_controls)
+
+    def on_activity(self, event=None):
+        self.show_controls()
+
+    def prev_media(self):
+        self.current_index = (self.current_index - 1) % len(self.playlist)
+        self.show_current_media()
+
+    def next_media(self):
+        # If at the last media, update playlist before looping
+        if self.current_index == len(self.playlist) - 1:
+            self.update_playlist_from_server()
+            self.current_index = 0
+            self.show_current_media()
+        else:
+            self.current_index = (self.current_index + 1) % len(self.playlist)
+            self.show_current_media()
+
+    def update_playlist_from_server(self):
+        # Dummy implementation: replace with your actual update logic
+        # For example, call a function to fetch and reload the playlist
+        print("[INFO] Updating playlist from server...")
+        # You can import and call your real update function here
+        # Example: self.playlist = get_latest_playlist()
+
+    def toggle_pause(self):
+        if not self.paused:
+            self.paused = True
+            self.pause_btn.config(text='▶ Resume')
+            self.pause_timer = self.root.after(30000, self.resume_play)
+        else:
+            self.resume_play()
+
+    def resume_play(self):
+        self.paused = False
+        self.pause_btn.config(text='⏸ Pause')
+        if self.pause_timer:
+            self.root.after_cancel(self.pause_timer)
+            self.pause_timer = None
+
+    def play_intro_video(self):
+        intro_path = os.path.join(os.path.dirname(__file__), 'main_data', 'intro1.mp4')
+        if os.path.exists(intro_path):
+            self.show_video(intro_path, on_end=self.after_intro)
+        else:
+            self.after_intro()
+
+    def after_intro(self):
+        self.show_current_media()
+        self.root.after(100, self.next_media_loop)
+
+    def show_video(self, file_path, on_end=None, duration=None):
+        if hasattr(self, 'vlc_player') and self.vlc_player:
+            self.vlc_player.stop()
+        if not hasattr(self, 'video_canvas'):
+            self.video_canvas = tk.Canvas(self.root, bg='black', highlightthickness=0)
+            self.video_canvas.pack(fill=tk.BOTH, expand=True)
+        self.label.pack_forget()
+        self.video_canvas.pack(fill=tk.BOTH, expand=True)
+        self.root.attributes('-fullscreen', True)
+        self.root.update_idletasks()
+        self.vlc_instance = vlc.Instance('--vout=x11')
+        self.vlc_player = self.vlc_instance.media_player_new()
+        self.vlc_player.set_mrl(file_path)
+        self.vlc_player.set_fullscreen(True)
+        self.vlc_player.set_xwindow(self.video_canvas.winfo_id())
+        self.vlc_player.play()
+        # Force video to play for the specified duration
+        def finish_video():
+            self.vlc_player.stop()
+            self.video_canvas.pack_forget()
+            self.label.pack(fill=tk.BOTH, expand=True)
+            if on_end:
+                on_end()
+        if duration is not None:
+            self.root.after(int(duration * 1000), finish_video)
+        else:
+            def check_end():
+                if self.vlc_player.get_state() == vlc.State.Ended:
+                    finish_video()
+                else:
+                    self.root.after(200, check_end)
+            check_end()
+
+    def show_current_media(self):
+        self.root.attributes('-fullscreen', True)
+        self.root.update_idletasks()
+        if not self.playlist:
+            self.label.config(text="No media available", fg='white', font=('Arial', 32))
+            return
+        media = self.playlist[self.current_index]
+        file_path = os.path.join(MEDIA_DATA_PATH, media['file_name'])
+        ext = file_path.lower()
+        duration = media.get('duration', None)
+        if ext.endswith(('.mp4', '.avi', '.mov', '.mkv')):
+            self.show_video(file_path, on_end=self.next_media, duration=duration)
+        elif ext.endswith(('.jpg', '.jpeg', '.png', '.bmp', '.gif')):
+            self.show_image_via_vlc(file_path, duration if duration is not None else 10, on_end=self.next_media)
+        else:
+            self.label.config(text=f"Unsupported: {media['file_name']}", fg='yellow')
+
+    def show_image_via_vlc(self, file_path, duration, on_end=None):
+        # Use VLC to show image for a set duration
+        if hasattr(self, 'vlc_player') and self.vlc_player:
+            self.vlc_player.stop()
+        if not hasattr(self, 'video_canvas'):
+            self.video_canvas = tk.Canvas(self.root, bg='black', highlightthickness=0)
+            self.video_canvas.pack(fill=tk.BOTH, expand=True)
+        self.label.pack_forget()
+        self.video_canvas.pack(fill=tk.BOTH, expand=True)
+        self.root.attributes('-fullscreen', True)
+        self.root.update_idletasks()
+        self.vlc_instance = vlc.Instance('--vout=x11')
+        self.vlc_player = self.vlc_instance.media_player_new()
+        self.vlc_player.set_mrl(file_path)
+        self.vlc_player.set_fullscreen(True)
+        self.vlc_player.set_xwindow(self.video_canvas.winfo_id())
+        self.vlc_player.play()
+        # Schedule stop and next after duration
+        def finish_image():
+            self.vlc_player.stop()
+            self.video_canvas.pack_forget()
+            self.label.pack(fill=tk.BOTH, expand=True)
+            if on_end:
+                on_end()
+        self.root.after(int(duration * 1000), finish_image)
+
+    def next_media(self):
+        self.current_index = (self.current_index + 1) % len(self.playlist)
+        self.show_current_media()
+
+    def next_media_loop(self):
+        if not self.playlist or self.paused:
+            self.root.after(1000, self.next_media_loop)
+            return
+        self.show_current_media()
+
+    def exit_app(self):
+        # Signal all threads and flags to stop
+        if hasattr(self, 'stop_event') and self.stop_event:
+            self.stop_event.set()
+        if hasattr(self, 'app_running') and self.app_running:
+            self.app_running[0] = False
+        # Unbind all events to prevent callbacks after destroy
+        try:
+            self.root.unbind('<Motion>')
+            self.root.unbind('<Button-1>')
+            self.root.unbind('<Configure>')
+        except Exception:
+            pass
+        # Attempt to destroy all Toplevel windows before root
+        try:
+            # Withdraw controls_win if it exists
+            if hasattr(self, 'controls_win') and self.controls_win:
+                if self.controls_win.winfo_exists():
+                    self.controls_win.withdraw()
+            # Destroy controls_win if it exists (this will also destroy controls_frame)
+            if hasattr(self, 'controls_win') and self.controls_win:
+                if self.controls_win.winfo_exists():
+                    self.controls_win.destroy()
+                self.controls_win = None
+            # Fallback: destroy controls_frame if it somehow still exists
+            if hasattr(self, 'controls_frame') and self.controls_frame:
+                if self.controls_frame.winfo_exists():
+                    self.controls_frame.destroy()
+                self.controls_frame = None
+            # Fallback: destroy any remaining Toplevels in the app
+            for widget in self.root.winfo_children():
+                if isinstance(widget, tk.Toplevel):
+                    try:
+                        widget.destroy()
+                    except Exception:
+                        pass
+        except Exception as e:
+            print(f"[EXIT] Error destroying controls_win/frame/toplevels: {e}")
+        # Destroy any other Toplevels if needed (add here if you have more)
+        try:
+            if self.root.winfo_exists():
+                self.root.destroy()
+        except Exception as e:
+            print(f"[EXIT] Error destroying root: {e}")
+
+    def open_settings(self):
+        if self.paused is not True:
+            self.paused = True
+            self.pause_btn.config(text='▶ Resume')
+            # Explicitly pause VLC video if playing
+            if hasattr(self, 'vlc_player') and self.vlc_player:
+                try:
+                    self.vlc_player.pause()
+                except Exception:
+                    pass
+        # Destroy controls overlay so settings window is always interactive
+        if hasattr(self, 'controls_win') and self.controls_win:
+            self.controls_win.destroy()
+            self.controls_win = None
+        settings_path = os.path.join(os.path.dirname(__file__), 'appsettings.py')
+        # Open settings in a new process so it doesn't block the main player
+        proc = subprocess.Popen([sys.executable, settings_path], close_fds=True)
+        # Give the window manager a moment to focus the new window
+        self.root.after(300, lambda: self.root.focus_force())
+        # Wait for the settings window to close, then resume
+        self.root.after(1000, lambda: self.check_settings_closed(proc))
+
+    def check_settings_closed(self, proc):
+        if proc.poll() is not None:
+            # Resume playback and unpause VLC if needed
+            self.resume_play()
+            # Restore and recreate controls overlay
+            self.root.deiconify()
+            self.create_controls()
+            # Re-bind mouse and button events to new controls
+            self.root.bind('<Motion>', self.on_activity)
+            self.root.bind('<Button-1>', self.on_activity)
+            self.show_controls()
+            if hasattr(self, 'vlc_player') and self.vlc_player:
+                try:
+                    # Only resume if it was paused by us
+                    if self.vlc_player.get_state() == vlc.State.Paused:
+                        self.vlc_player.play()
+                except Exception:
+                    pass
+        else:
+            self.root.after(1000, lambda: self.check_settings_closed(proc))
+
+    def main_start(self):
+        self.play_intro_video()
+
+def load_latest_playlist():
+    files = [f for f in os.listdir(PLAYLIST_DIR) if f.startswith('server_playlist_v') and f.endswith('.json')]
+    if not files:
+        return []
+    # Sort by version number descending
+    files.sort(key=lambda x: int(x.split('_v')[-1].split('.json')[0]), reverse=True)
+    latest_file = files[0]
+    with open(os.path.join(PLAYLIST_DIR, latest_file), 'r') as f:
+        data = json.load(f)
+    return data.get('playlist', [])

signage_player/player.py

@@ -98,6 +98,8 @@ class SimpleTkPlayer:
             pass
 
     def show_controls(self):
+        if not hasattr(self, 'controls_win') or self.controls_win is None or not self.controls_win.winfo_exists():
+            self.create_controls()
         self.controls_win.deiconify()
         self.controls_win.lift()
         self.show_mouse()
@@ -162,73 +164,141 @@ class SimpleTkPlayer:
         self.show_current_media()
         self.root.after(100, self.next_media_loop)
 
-    def show_video(self, file_path, on_end=None):
-        if hasattr(self, 'vlc_player') and self.vlc_player:
-            self.vlc_player.stop()
-        if not hasattr(self, 'video_canvas'):
-            self.video_canvas = tk.Canvas(self.root, bg='black', highlightthickness=0)
+    def show_video(self, file_path, on_end=None, duration=None):
+        try:
+            print(f"[PLAYER] Attempting to play video: {file_path}")
+            if hasattr(self, 'vlc_player') and self.vlc_player:
+                self.vlc_player.stop()
+            if not hasattr(self, 'video_canvas'):
+                self.video_canvas = tk.Canvas(self.root, bg='black', highlightthickness=0)
+                self.video_canvas.pack(fill=tk.BOTH, expand=True)
+            self.label.pack_forget()
             self.video_canvas.pack(fill=tk.BOTH, expand=True)
-        self.label.pack_forget()
-        self.video_canvas.pack(fill=tk.BOTH, expand=True)
-        self.root.attributes('-fullscreen', True)
-        self.root.update_idletasks()
-        self.vlc_instance = vlc.Instance('--vout=x11')
-        self.vlc_player = self.vlc_instance.media_player_new()
-        self.vlc_player.set_mrl(file_path)
-        self.vlc_player.set_fullscreen(True)
-        self.vlc_player.set_xwindow(self.video_canvas.winfo_id())
-        self.vlc_player.play()
-        def check_end():
-            if self.vlc_player.get_state() == vlc.State.Ended:
+            self.root.attributes('-fullscreen', True)
+            self.root.update_idletasks()
+            self.vlc_instance = vlc.Instance('--vout=x11')
+            self.vlc_player = self.vlc_instance.media_player_new()
+            self.vlc_player.set_mrl(file_path)
+            self.vlc_player.set_fullscreen(True)
+            self.vlc_player.set_xwindow(self.video_canvas.winfo_id())
+            self.vlc_player.play()
+            # Watchdog timer: fallback if video doesn't end
+            def watchdog():
+                print(f"[WATCHDOG] Video watchdog triggered for {file_path}")
+                self.vlc_player.stop()
                 self.video_canvas.pack_forget()
                 self.label.pack(fill=tk.BOTH, expand=True)
                 if on_end:
                     on_end()
+            max_duration = duration if duration is not None else 60  # fallback max 60s
+            self.video_watchdog = self.root.after(int(max_duration * 1200), watchdog)
+            def finish_video():
+                if hasattr(self, 'video_watchdog'):
+                    self.root.after_cancel(self.video_watchdog)
+                self.vlc_player.stop()
+                self.video_canvas.pack_forget()
+                self.label.pack(fill=tk.BOTH, expand=True)
+                if on_end:
+                    on_end()
+            if duration is not None:
+                self.root.after(int(duration * 1000), finish_video)
             else:
-                self.root.after(200, check_end)
-        check_end()
+                def check_end():
+                    try:
+                        if self.vlc_player.get_state() == vlc.State.Ended:
+                            finish_video()
+                        elif self.vlc_player.get_state() == vlc.State.Error:
+                            print(f"[VLC] Error state detected for {file_path}")
+                            finish_video()
+                        else:
+                            self.root.after(200, check_end)
+                    except Exception as e:
+                        print(f"[VLC] Exception in check_end: {e}")
+                        finish_video()
+                check_end()
+        except Exception as e:
+            print(f"[VLC] Error playing video {file_path}: {e}")
+            if on_end:
+                on_end()
 
     def show_current_media(self):
         self.root.attributes('-fullscreen', True)
         self.root.update_idletasks()
         if not self.playlist:
+            print("[PLAYER] Playlist is empty. No media to show.")
             self.label.config(text="No media available", fg='white', font=('Arial', 32))
+            # Try to reload playlist after 10 seconds
+            self.root.after(10000, self.reload_playlist_and_continue)
             return
         media = self.playlist[self.current_index]
         file_path = os.path.join(MEDIA_DATA_PATH, media['file_name'])
         ext = file_path.lower()
+        duration = media.get('duration', None)
+        if not os.path.isfile(file_path):
+            print(f"[PLAYER] File missing: {file_path}. Skipping to next.")
+            self.next_media()
+            return
         if ext.endswith(('.mp4', '.avi', '.mov', '.mkv')):
-            self.show_video(file_path, on_end=self.next_media)
+            self.show_video(file_path, on_end=self.next_media, duration=duration)
         elif ext.endswith(('.jpg', '.jpeg', '.png', '.bmp', '.gif')):
-            self.show_image_via_vlc(file_path, media.get('duration', 10), on_end=self.next_media)
+            self.show_image_via_vlc(file_path, duration if duration is not None else 10, on_end=self.next_media)
         else:
+            print(f"[PLAYER] Unsupported file type: {media['file_name']}")
             self.label.config(text=f"Unsupported: {media['file_name']}", fg='yellow')
+            self.root.after(2000, self.next_media)
+
+    def reload_playlist_and_continue(self):
+        print("[PLAYER] Attempting to reload playlist...")
+        new_playlist = load_latest_playlist()
+        if new_playlist:
+            self.playlist = new_playlist
+            self.current_index = 0
+            print("[PLAYER] Playlist reloaded. Continuing playback.")
+            self.show_current_media()
+        else:
+            print("[PLAYER] Still no playlist. Will retry.")
+            self.root.after(10000, self.reload_playlist_and_continue)
 
     def show_image_via_vlc(self, file_path, duration, on_end=None):
-        # Use VLC to show image for a set duration
-        if hasattr(self, 'vlc_player') and self.vlc_player:
-            self.vlc_player.stop()
-        if not hasattr(self, 'video_canvas'):
-            self.video_canvas = tk.Canvas(self.root, bg='black', highlightthickness=0)
+        try:
+            print(f"[PLAYER] Attempting to show image: {file_path}")
+            if hasattr(self, 'vlc_player') and self.vlc_player:
+                self.vlc_player.stop()
+            if not hasattr(self, 'video_canvas'):
+                self.video_canvas = tk.Canvas(self.root, bg='black', highlightthickness=0)
+                self.video_canvas.pack(fill=tk.BOTH, expand=True)
+            self.label.pack_forget()
             self.video_canvas.pack(fill=tk.BOTH, expand=True)
-        self.label.pack_forget()
-        self.video_canvas.pack(fill=tk.BOTH, expand=True)
-        self.root.attributes('-fullscreen', True)
-        self.root.update_idletasks()
-        self.vlc_instance = vlc.Instance('--vout=x11')
-        self.vlc_player = self.vlc_instance.media_player_new()
-        self.vlc_player.set_mrl(file_path)
-        self.vlc_player.set_fullscreen(True)
-        self.vlc_player.set_xwindow(self.video_canvas.winfo_id())
-        self.vlc_player.play()
-        # Schedule stop and next after duration
-        def finish_image():
-            self.vlc_player.stop()
-            self.video_canvas.pack_forget()
-            self.label.pack(fill=tk.BOTH, expand=True)
+            self.root.attributes('-fullscreen', True)
+            self.root.update_idletasks()
+            self.vlc_instance = vlc.Instance('--vout=x11')
+            self.vlc_player = self.vlc_instance.media_player_new()
+            self.vlc_player.set_mrl(file_path)
+            self.vlc_player.set_fullscreen(True)
+            self.vlc_player.set_xwindow(self.video_canvas.winfo_id())
+            self.vlc_player.play()
+            # Watchdog timer: fallback if image doesn't advance
+            def watchdog():
+                print(f"[WATCHDOG] Image watchdog triggered for {file_path}")
+                self.vlc_player.stop()
+                self.video_canvas.pack_forget()
+                self.label.pack(fill=tk.BOTH, expand=True)
+                if on_end:
+                    on_end()
+            self.image_watchdog = self.root.after(int(duration * 1200), watchdog)
+            def finish_image():
+                if hasattr(self, 'image_watchdog'):
+                    self.root.after_cancel(self.image_watchdog)
+                self.vlc_player.stop()
+                self.video_canvas.pack_forget()
+                self.label.pack(fill=tk.BOTH, expand=True)
+                if on_end:
+                    on_end()
+            self.root.after(int(duration * 1000), finish_image)
+        except Exception as e:
+            print(f"[VLC] Error showing image {file_path}: {e}")
             if on_end:
                 on_end()
-        self.root.after(int(duration * 1000), finish_image)
 
     def next_media(self):
         self.current_index = (self.current_index + 1) % len(self.playlist)
@@ -241,20 +311,49 @@ class SimpleTkPlayer:
         self.show_current_media()
 
     def exit_app(self):
-        # Signal the update thread to stop if stop_event is present
+        # Signal all threads and flags to stop
         if hasattr(self, 'stop_event') and self.stop_event:
             self.stop_event.set()
         if hasattr(self, 'app_running') and self.app_running:
             self.app_running[0] = False
+        # Unbind all events to prevent callbacks after destroy
         try:
+            self.root.unbind('<Motion>')
+            self.root.unbind('<Button-1>')
+            self.root.unbind('<Configure>')
+        except Exception:
+            pass
+        # Attempt to destroy all Toplevel windows before root
+        try:
+            # Withdraw controls_win if it exists
             if hasattr(self, 'controls_win') and self.controls_win:
-                self.controls_win.destroy()
-        except:
-            pass
+                if self.controls_win.winfo_exists():
+                    self.controls_win.withdraw()
+            # Destroy controls_win if it exists (this will also destroy controls_frame)
+            if hasattr(self, 'controls_win') and self.controls_win:
+                if self.controls_win.winfo_exists():
+                    self.controls_win.destroy()
+                self.controls_win = None
+            # Fallback: destroy controls_frame if it somehow still exists
+            if hasattr(self, 'controls_frame') and self.controls_frame:
+                if self.controls_frame.winfo_exists():
+                    self.controls_frame.destroy()
+                self.controls_frame = None
+            # Fallback: destroy any remaining Toplevels in the app
+            for widget in self.root.winfo_children():
+                if isinstance(widget, tk.Toplevel):
+                    try:
+                        widget.destroy()
+                    except Exception:
+                        pass
+        except Exception as e:
+            print(f"[EXIT] Error destroying controls_win/frame/toplevels: {e}")
+        # Destroy any other Toplevels if needed (add here if you have more)
         try:
-            self.root.destroy()
-        except:
-            pass
+            if self.root.winfo_exists():
+                self.root.destroy()
+        except Exception as e:
+            print(f"[EXIT] Error destroying root: {e}")
 
     def open_settings(self):
         if self.paused is not True:
@@ -285,6 +384,9 @@ class SimpleTkPlayer:
             # Restore and recreate controls overlay
             self.root.deiconify()
             self.create_controls()
+            # Re-bind mouse and button events to new controls
+            self.root.bind('<Motion>', self.on_activity)
+            self.root.bind('<Button-1>', self.on_activity)
             self.show_controls()
             if hasattr(self, 'vlc_player') and self.vlc_player:
                 try:
@@ -308,4 +410,14 @@ def load_latest_playlist():
     latest_file = files[0]
     with open(os.path.join(PLAYLIST_DIR, latest_file), 'r') as f:
         data = json.load(f)
-    return data.get('playlist', [])
+    playlist = data.get('playlist', [])
+    # Validate playlist: skip missing or unsupported files
+    valid_exts = ('.mp4', '.avi', '.mov', '.mkv', '.jpg', '.jpeg', '.png', '.bmp', '.gif')
+    valid_playlist = []
+    for item in playlist:
+        file_path = os.path.join(MEDIA_DATA_PATH, item.get('file_name', ''))
+        if os.path.isfile(file_path) and file_path.lower().endswith(valid_exts):
+            valid_playlist.append(item)
+        else:
+            print(f"[PLAYLIST] Skipping missing or unsupported file: {item.get('file_name')}")
+    return valid_playlist

signage_player/static_data/playlist/server_playlist_v4.json

@@ -1,20 +0,0 @@
-{
-  "playlist": [
-    {
-      "file_name": "big-buck-bunny-1080p-60fps-30sec.mp4",
-      "url": "media/big-buck-bunny-1080p-60fps-30sec.mp4",
-      "duration": 30
-    },
-    {
-      "file_name": "demo2.jpeg",
-      "url": "media/demo2.jpeg",
-      "duration": 50
-    },
-    {
-      "file_name": "call-of-duty-black-3840x2160-23674.jpg",
-      "url": "media/call-of-duty-black-3840x2160-23674.jpg",
-      "duration": 30
-    }
-  ],
-  "version": 4
-}

signage_player/static_data/playlist/server_playlist_v6.json

@@ -0,0 +1,20 @@
+{
+  "playlist": [
+    {
+      "file_name": "HARTING_Safety_day_informare_2_page_003.jpg",
+      "url": "media/HARTING_Safety_day_informare_2_page_003.jpg",
+      "duration": 30
+    },
+    {
+      "file_name": "big-buck-bunny-1080p-60fps-30sec.mp4",
+      "url": "media/big-buck-bunny-1080p-60fps-30sec.mp4",
+      "duration": 30
+    },
+    {
+      "file_name": "one-piece-season-2-5120x2880-23673.jpg",
+      "url": "media/one-piece-season-2-5120x2880-23673.jpg",
+      "duration": 30
+    }
+  ],
+  "version": 6
+}