error message

Traceback (most recent call last):
  File "C:\Users\Brandon J Mohammed\Downloads\reddit-karma-farming-bot-master\reddit-karma-farming-bot-master\src\init.py", line 4, in <module>
    import bot
  File "C:\Users\Brandon J Mohammed\Downloads\reddit-karma-farming-bot-master\reddit-karma-farming-bot-master\src\bot.py", line 1, in <module>
    from bots.reddit import RedditBot
  File "C:\Users\Brandon J Mohammed\Downloads\reddit-karma-farming-bot-master\reddit-karma-farming-bot-master\src\bots\reddit\__init__.py", line 1, in <module>
    from .bot import RedditBot
  File "C:\Users\Brandon J Mohammed\Downloads\reddit-karma-farming-bot-master\reddit-karma-farming-bot-master\src\bots\reddit\bot.py", line 1, in <module>
    from apis import reddit_api
  File "C:\Users\Brandon J Mohammed\Downloads\reddit-karma-farming-bot-master\reddit-karma-farming-bot-master\src\apis\__init__.py", line 1, in <module>
    from config import reddit_config
  File "C:\Users\Brandon J Mohammed\Downloads\reddit-karma-farming-bot-master\reddit-karma-farming-bot-master\src\config\reddit_config.py", line 23, in <module>
    config_gen()
  File "C:\Users\Brandon J Mohammed\Downloads\reddit-karma-farming-bot-master\reddit-karma-farming-bot-master\src\config\reddit\config_gen.py", line 46, in config_gen
    if authenticated(reddit) is True:
  File "C:\Users\Brandon J Mohammed\Downloads\reddit-karma-farming-bot-master\reddit-karma-farming-bot-master\src\config\reddit\config_gen.py", line 32, in authenticated
    reddit.user.me()
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\praw\models\user.py", line 162, in me
    user_data = self._reddit.get(API_PATH["me"])
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\praw\reddit.py", line 573, in get
    return self._objectify_request(method="GET", params=params, path=path)
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\praw\reddit.py", line 674, in _objectify_request
    self.request(
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\praw\reddit.py", line 856, in request
    return self._core.request(
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\prawcore\sessions.py", line 330, in request
    return self._request_with_retries(
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\prawcore\sessions.py", line 228, in _request_with_retries
    response, saved_exception = self._make_request(
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\prawcore\sessions.py", line 185, in _make_request
    response = self._rate_limiter.call(
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\prawcore\rate_limit.py", line 33, in call
    kwargs["headers"] = set_header_callback()
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\prawcore\sessions.py", line 283, in _set_header_callback
    self._authorizer.refresh()
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\prawcore\auth.py", line 425, in refresh
    self._request_token(
  File "C:\Users\Brandon J Mohammed\.virtualenvs\reddit-karma-farming-bot-master-XAJlfS4l\lib\site-packages\prawcore\auth.py", line 158, in _request_token
    raise OAuthException(
prawcore.exceptions.OAuthException: invalid_grant error processing request
exiting...
Press any key to continue . . .