json——我的Flask应用程序在与Apache一起使用后停止工作

我之前用mod_wsgi（apache）部署了我的flask应用程序，从那以后它就不能正常工作。实际上，大多数页面都会加载，但我用ajax加载的帖子不再加载（控制台中出现json解析错误）。此外，一侧突然出现500错误。该网站在当地运行良好，那么问题是什么？控制台中出现错误：

https://i.stack.imgur.com/oRrtm.png

https://i.stack.imgur.com/Afuip.png

[Mon Feb 28 02:20:09.511146 2022] [wsgi:error] [pid 9518] [client 31.17.252.230:52641] mod_wsgi (pid=9518): Exception occurred processing WSGI script '/var/www/meetcvo/app.wsgi'., referer: https//meetcvo.com/home
[Mon Feb 28 02:20:09.511684 2022] [wsgi:error] [pid 9518] [client 31.17.252.230:52641] Traceback (most recent call last):, referer: https//meetcvo.com/home
[Mon Feb 28 02:20:09.511711 2022] [wsgi:error] [pid 9518] [client 31.17.252.230:52641]   File "/usr/local/lib/python3.9/dist-packages/flask/app.py", line 2091, in __call__, referer: https//meetcvo.com/home
[Mon Feb 28 02:20:09.511729 2022] [wsgi:error] [pid 9518] [client 31.17.252.230:52641]     return self.wsgi_app(environ, start_response), referer: https//meetcvo.com/home
[Mon Feb 28 02:20:09.511741 2022] [wsgi:error] [pid 9518] [client 31.17.252.230:52641]   File "/usr/local/lib/python3.9/dist-packages/flask/app.py", line 2080, in wsgi_app, referer: https//meetcvo.com/home
[Mon Feb 28 02:20:09.511744 2022] [wsgi:error] [pid 9518] [client 31.17.252.230:52641]     return response(environ, start_response), referer: https//meetcvo.com/home
[Mon Feb 28 02:20:09.511753 2022] [wsgi:error] [pid 9518] [client 31.17.252.230:52641]   File "/usr/local/lib/python3.9/dist-packages/werkzeug/wrappers/response.py", line 632, in __call__, referer: https//meetcvo.com/home
[Mon Feb 28 02:20:09.511756 2022] [wsgi:error] [pid 9518] [client 31.17.252.230:52641]     start_response(status, headers), referer: https//meetcvo.com/home
[Mon Feb 28 02:20:09.511774 2022] [wsgi:error] [pid 9518] [client 31.17.252.230:52641] ValueError: status code is not a 3 digit integer, referer: http//meetcvo.com/home