can't undesrstand issue

[don4848]

The client is using an unsupported version of the Socket.IO or Engine.IO protocols (further occurrences of this error will be logged with level INFO) [2022-02-14 11:01:24,382] ERROR in app: Exception on /get_title [POST] Traceback (most recent call last): File "/usr/lib/python3/dist-packages/flask/app.py", line 2070, in wsgi_app response = self.full_dispatch_request() File "/usr/lib/python3/dist-packages/flask/app.py", line 1515, in full_dispatch_request rv = self.handle_user_exception(e) File "/home/aliza/.local/lib/python3.9/site-packages/flask_cors/extension.py", line 165, in wrapped_function return cors_after_request(app.make_response(f(args, kwargs))) File "/usr/lib/python3/dist-packages/flask/app.py", line 1513, in full_dispatch_request rv = self.dispatch_request() File "/usr/lib/python3/dist-packages/flask/app.py", line 1499, in dispatch_request return self.ensure_sync(self.view_functions[rule.endpoint])(req.view_args) File "/home/aliza/Desktop/trape/core/stats.py", line 95, in home_get_title html = opener.open(trape.url_to_clone).read() File "/usr/lib/python3.9/urllib/request.py", line 523, in open response = meth(req, response) File "/usr/lib/python3.9/urllib/request.py", line 632, in http_response response = self.parent.error( File "/usr/lib/python3.9/urllib/request.py", line 561, in error return self._call_chain(args) File "/usr/lib/python3.9/urllib/request.py", line 494, in _call_chain result = func(*args) File "/usr/lib/python3.9/urllib/request.py", line 641, in http_error_default raise HTTPError(req.full_url, code, msg, hdrs, fp) urllib.error.HTTPError: HTTP Error 503: Service Unavailable

[TigerMan1159]

same, how to fix it?

[rbrtjns90]

Use my stats.py file.