Sorry, something went wrong：
Traceback (most recent call last):
File "class/flask_sockets.py", line 30, in call
handler, values = adapter.match()
File "/www/server/panel/pyenv/lib/python3.7/site-packages/werkzeug/routing.py", line 1945, in match
raise NotFound()
werkzeug.exceptions.NotFound: 404 Not Found: The requested URL was not found on the server. If you entered the URL manually please check your spelling and try again.
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "class/panelPlugin.py", line 2132, in a
return eval(execStr)
File "", line 1, in
File "/www/server/panel/plugin/mail_sys/mail_sys_main.py", line 410, in get_domains
public.writeFile(self.session_conf, json.dumps(self.session))
File "/www/server/panel/pyenv/lib/python3.7/json/init.py", line 231, in dumps
return _default_encoder.encode(obj)
File "/www/server/panel/pyenv/lib/python3.7/json/encoder.py", line 199, in encode
chunks = self.iterencode(o, _one_shot=True)
File "/www/server/panel/pyenv/lib/python3.7/json/encoder.py", line 257, in iterencode
return _iterencode(o, 0)
File "/www/server/panel/pyenv/lib/python3.7/json/encoder.py", line 179, in default
raise TypeError(f'Object of type {o.class.name} '
TypeError: Object of type A is not JSON serializable
