Plug-in not loaded and visible in plugin section Ple

[jjnj023]

I placed the plugin in the plugin folder of Plex. Other plugins (like Sub-Zero) are working correctly.

What can be done to solve this?

Issues found in the log:
2023-03-26 07:33:25,672 (7fc166a01808) : INFO (core:349) - Starting framework core - Version: 2.6.3, Build: a607d38 (Tue Mar 14 13:40:42 UTC 2023)
2023-03-26 07:33:25,672 (7fc166a01808) : DEBUG (core:361) - Using the elevated policy
2023-03-26 07:33:25,672 (7fc166a01808) : DEBUG (core:450) - Starting runtime component.
2023-03-26 07:33:25,674 (7fc166a01808) : DEBUG (core:450) - Starting caching component.
2023-03-26 07:33:25,674 (7fc166a01808) : DEBUG (core:450) - Starting data component.
2023-03-26 07:33:25,674 (7fc166a01808) : DEBUG (core:450) - Starting networking component.
2023-03-26 07:33:25,675 (7fc166a01808) : DEBUG (networking:261) - Loaded HTTP cookies
2023-03-26 07:33:25,676 (7fc166a01808) : DEBUG (networking:428) - Setting the default network timeout to 20.0
2023-03-26 07:33:25,676 (7fc166a01808) : DEBUG (core:450) - Starting localization component.
2023-03-26 07:33:25,677 (7fc166a01808) : INFO (localization:409) - Setting the default locale to en-us
2023-03-26 07:33:25,677 (7fc166a01808) : DEBUG (core:450) - Starting messaging component.
2023-03-26 07:33:25,677 (7fc166a01808) : DEBUG (core:450) - Starting debugging component.
2023-03-26 07:33:25,677 (7fc166a01808) : DEBUG (core:450) - Starting services component.
2023-03-26 07:33:25,678 (7fc163826b38) : DEBUG (networking:143) - Requesting 'http://127.0.0.1:32400/system/messaging/clear_events/com.plexapp.agents.phoenixadult'
2023-03-26 07:33:25,678 (7fc166a01808) : DEBUG (core:450) - Starting myplex component.
2023-03-26 07:33:25,679 (7fc166a01808) : DEBUG (core:450) - Starting notifications component.
2023-03-26 07:33:25,834 (7fc166a01808) : DEBUG (accessor:68) - Creating a new model access point for provider com.plexapp.agents.phoenixadult in namespace 'metadata'
2023-03-26 07:33:25,839 (7fc166a01808) : DEBUG (networking:143) - Requesting 'http://127.0.0.1:32400/:/plugins/com.plexapp.system/resourceHashes'
2023-03-26 07:33:25,876 (7fc166a01808) : ERROR (networking:196) - Error opening URL 'http://127.0.0.1:32400/:/plugins/com.plexapp.system/resourceHashes'
2023-03-26 07:33:25,877 (7fc166a01808) : CRITICAL (runtime:1299) - Exception getting hosted resource hashes (most recent call last):
File "/usr/lib/plexmediaserver/Resources/Plug-ins-a607d384f/Framework.bundle/Contents/Resources/Versions/2/Python/Framework/components/runtime.py", line 1293, in get_resource_hashes
json = self._core.networking.http_request("http://127.0.0.1:32400/:/plugins/com.plexapp.system/resourceHashes", timeout=10).content
File "/usr/lib/plexmediaserver/Resources/Plug-ins-a607d384f/Framework.bundle/Contents/Resources/Versions/2/Python/Framework/components/networking.py", line 242, in content
return self.str()
File "/usr/lib/plexmediaserver/Resources/Plug-ins-a607d384f/Framework.bundle/Contents/Resources/Versions/2/Python/Framework/components/networking.py", line 220, in str
self.load()
File "/usr/lib/plexmediaserver/Resources/Plug-ins-a607d384f/Framework.bundle/Contents/Resources/Versions/2/Python/Framework/components/networking.py", line 158, in load
f = self._opener.open(req, timeout=self._timeout)
File "/usr/lib/plexmediaserver/Resources/Python/python27.zip/urllib2.py", line 435, in open
response = meth(req, response)
File "/usr/lib/plexmediaserver/Resources/Python/python27.zip/urllib2.py", line 548, in http_response
'http', request, response, code, msg, hdrs)
File "/usr/lib/plexmediaserver/Resources/Python/python27.zip/urllib2.py", line 473, in error
return self._call_chain(*args)
File "/usr/lib/plexmediaserver/Resources/Python/python27.zip/urllib2.py", line 407, in _call_chain
result = func(*args)
File "/usr/lib/plexmediaserver/Resources/Python/python27.zip/urllib2.py", line 556, in http_error_default
raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)
HTTPError: HTTP Error 404: Not Found