jupyter notebook not launching

[bhupendra23]

(base) C:\Users\Dinesh>jupyter notebook [I 19:35:34.665 NotebookApp] The port 8888 is already in use, trying another port. [I 19:35:34.666 NotebookApp] The port 8889 is already in use, trying another port. [W 19:35:37.096 NotebookApp] Error loading server extension jupyter_plotly_dash.serverext Traceback (most recent call last): File "C:\Users\Dinesh\Anaconda3\lib\site-packages\notebook\notebookapp.py", line 1572, in init_server_extensions mod = importlib.import_module(modulename) File "C:\Users\Dinesh\Anaconda3\lib\importlib__init__.py", line 127, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "", line 1006, in _gcd_import File "", line 983, in _find_and_load File "", line 967, in _find_and_load_unlocked File "", line 677, in _load_unlocked File "", line 728, in exec_module File "", line 219, in _call_with_frames_removed File "C:\Users\Dinesh\Anaconda3\lib\site-packages\jupyter_plotly_dash\serverext__init__.py", line 22, in from ..nbsrvext import do_load_jupyter_server_extension File "C:\Users\Dinesh\Anaconda3\lib\site-packages\jupyter_plotly_dash\nbsrvext.py", line 34, in from tornado.concurrent import Future, future_set_result_unless_cancelled ImportError: cannot import name 'future_set_result_unless_cancelled' from 'tornado.concurrent' (C:\Users\Dinesh\Anaconda3\lib\site-packages\tornado\concurrent.py) [I 19:35:38.604 NotebookApp] JupyterLab extension loaded from C:\Users\Dinesh\Anaconda3\lib\site-packages\jupyterlab [I 19:35:38.605 NotebookApp] JupyterLab application directory is C:\Users\Dinesh\Anaconda3\share\jupyter\lab

am not able to launch kinldy help