Error: filter not found (sometimes happens, others not) - Running Python on Windows (Anaconda) #1

Traceback (most recent call last):
File "sniperBot.py", line 125, in
main()
File "sniperBot.py", line 116, in main
log_loop(event_filter,2 )))
File "C:\Users\XXXXX\Anaconda3\lib\asyncio\base_events.py", line 488, in run_until_complete
return future.result()
File "sniperBot.py", line 99, in log_loop
for PairCreated in event_filter.get_new_entries():
File "C:\Users\XXXXX\Anaconda3\lib\site-packages\web3_utils\filters.py", line 160, in get_new_entries
log_entries = self._filter_valid_entries(self.eth_module.get_filter_changes(self.filter_id))
File "C:\Users\XXXXX\Anaconda3\lib\site-packages\web3\module.py", line 60, in caller
null_result_formatters)
File "C:\Users\XXXXX\Anaconda3\lib\site-packages\web3\manager.py", line 184, in request_blocking
null_result_formatters)
File "C:\Users\XXXXX\Anaconda3\lib\site-packages\web3\manager.py", line 162, in formatted_response
raise ValueError(response["error"])
ValueError: {'code': -32000, 'message': 'filter not found'}