bot de telegram

estoy haciendo una configuracion de un robot de telegram
me sale este error nesecito alguien que me lo corriga o me ponga a funcionar el robot

Traceback (most recent call last):
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\flask\app.py", line 1478, in __call__
return self.wsgi_app(environ, start_response)
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\flask\app.py", line 1458, in wsgi_app
response = self.handle_exception(e)
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\flask\app.py", line 1455, in wsgi_app
response = self.full_dispatch_request()
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\flask\app.py", line 869, in full_dispatch_request
rv = self.handle_user_exception(e)
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\flask\app.py", line 867, in full_dispatch_request
rv = self.dispatch_request()
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\flask\app.py", line 852, in dispatch_request
return self.ensure_sync(self.view_functions[rule.endpoint])(**view_args)
File "C:\Users\aquil\OneDrive\Escritorio\SaNa\main.py", line 44, in webhook
bot.process_new_updates([update])
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\telebot\__init__.py", line 740, in process_new_updates
self.process_new_messages(new_messages)
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\telebot\__init__.py", line 772, in process_new_messages
self._notify_next_handlers(new_messages)
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\telebot\__init__.py", line 5556, in _notify_next_handlers
self._exec_task(handler["callback"], message, *handler["args"], **handler["kwargs"])
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\telebot\__init__.py", line 1198, in _exec_task
raise e
File "C:\Users\aquil\AppData\Local\Programs\Python\Python39\lib\site-packages\telebot\__init__.py", line 1191, in _exec_task
task(*args, **kwargs)
File "C:\Users\aquil\OneDrive\Escritorio\SaNa\main.py", line 142, in send_text
ph_no = fetch_phonenumber(userid)
File "C:\Users\aquil\OneDrive\Escritorio\SaNa\dbase.py", line 183, in fetch_phonenumber
phonenumber = str(c.fetchone()[0])
TypeError: 'NoneType' object is not subscriptable