diff --git a/server.py b/server.py
index 77194dd..f291bfb 100644
--- a/server.py
+++ b/server.py
@@ -560,7 +560,7 @@ async def cleanup_inactive_sessions():
 async def lifespan(app: FastAPI):
     """Управление жизненным циклом приложения"""
     global rooms, clients, admin_sessions, client_websockets, admin_websockets
-    global video_queues, command_queues, room_stats, server_stats, stats_lock, cleanup_task, templates
+    global video_queues, command_queues, room_stats, server_stats, stats_lock, cleanup_task, templates, admin_frame_queues
     
     import threading
     stats_lock = threading.Lock()
@@ -660,11 +660,13 @@ async def login_form(request: Request, username: str = Form(...), password: str
                     "last_activity": datetime.now().isoformat(),
                     "is_authenticated": True
                 }
+                print(f"[Auth] ✓ Admin logged in: {username}, session_id={session_id[:16]}..., total sessions: {len(admin_sessions)}")
             
             response = RedirectResponse(url="/dashboard", status_code=303)
             response.set_cookie(key="session_id", value=session_id)
             return response
     
+    print(f"[Auth] ❌ Failed login attempt: {username}")
     server_host = get_server_host()
     return templates.TemplateResponse("login.html", {
         "request": request,