请问urllib.error.HTTPError: HTTP Error 514:是什么错误

[fdb110]

通过多线程获取页数，出现的错误。1个线程没问题。 错误信息如下： Traceback (most recent call last): File "E:\Users\Administrator\AppData\Local\Programs\Python\Python37-32\lib\threading.py", line 917, in _bootstrap_inner self.run() File "E:\Users\Administrator\AppData\Local\Programs\Python\Python37-32\lib\threading.py", line 865, in run self._target(*self._args, **self._kwargs) File "downpic.py", line 61, in get_page_num html=get_html(pop,opener1).decode('utf-8') File "downpic.py", line 28, in get_html response = opener1.open(req) File "E:\Users\Administrator\AppData\Local\Programs\Python\Python37-32\lib\urllib\request.py", line 531, in open response = meth(req, response) File "E:\Users\Administrator\AppData\Local\Programs\Python\Python37-32\lib\urllib\request.py", line 641, in http_response 'http', request, response, code, msg, hdrs) File "E:\Users\Administrator\AppData\Local\Programs\Python\Python37-32\lib\urllib\request.py", line 569, in error return self._call_chain(*args) File "E:\Users\Administrator\AppData\Local\Programs\Python\Python37-32\lib\urllib\request.py", line 503, in _call_chain result = func(*args) File "E:\Users\Administrator\AppData\Local\Programs\Python\Python37-32\lib\urllib\request.py", line 649, in http_error_default raise HTTPError(req.full_url, code, msg, hdrs, fp)urllib.error.HTTPError: HTTP Error 514: