I'm having the same issue. Here is something from my log:
2024-02-12 09:15:58.403 T:26449 debug <general>: -->Python Interpreter Initialized<--
2024-02-12 09:15:58.403 T:26449 debug <general>:
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31, /storage/.kodi/addons/service.subtitles.opensubtit
les-com/service.py): the source file to load is "/storage/.kodi/addons/service.subtitles.opensubtitles-com/service.py"
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): full python path:
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): custom python path:
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): /storage/.kodi/addons/script.module.certifi/l
ib
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): /storage/.kodi/addons/script.module.chardet/l
ib
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): /storage/.kodi/addons/script.module.idna/lib
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): /storage/.kodi/addons/script.module.requests/
lib
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): /storage/.kodi/addons/script.module.urllib3/l
ib
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): /storage/.kodi/addons/service.subtitles.opens
ubtitles-com
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): default python path:
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): /usr/lib/python311.zip
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): /usr/lib/python3.11
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): /usr/lib/python3.11/lib-dynload
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): /usr/lib/python3.11/site-packages
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): adding args:
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): plugin://service.subtitles.opensubtitles-com/
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): 28
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): ?action=download&id=8380938
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31): resume:false
2024-02-12 09:15:58.403 T:26449 debug <general>: CPythonInvoker(31, /storage/.kodi/addons/service.subtitles.opensubtit
les-com/service.py): entering source directory /storage/.kodi/addons/service.subtitles.opensubtitles-com
2024-02-12 09:15:58.404 T:26449 debug <general>: CPythonInvoker(31, /storage/.kodi/addons/service.subtitles.opensubtit
les-com/service.py): instantiating addon using automatically obtained id of "service.subtitles.opensubtitles-com" depend
ent on version 3.0.0 of the xbmc.python api
2024-02-12 09:15:58.612 T:753 debug <general>: PushCecKeypress - received key b duration 275
2024-02-12 09:15:59.570 T:26449 debug <general>: ### [OpenSubtitles.com:resources.lib.subtitle_downloader] - ['plugin:
//service.subtitles.opensubtitles-com/', '28', '?action=download&id=8380938', 'resume:false']
2024-02-12 09:15:59.572 T:26449 debug <general>: ### [OpenSubtitles.com:resources.lib.subtitle_downloader] - action 'd
ownload' called
2024-02-12 09:15:59.572 T:26449 debug <general>: ### [OpenSubtitles.com:resources.lib.cache] - got request for user_to
ken from cache
2024-02-12 09:15:59.572 T:26449 debug <general>: ### [OpenSubtitles.com:resources.lib.os.provider] - No cached token,
we'll try to login again.
2024-02-12 09:16:01.266 T:26449 debug <general>: ### [OpenSubtitles.com:resources.lib.os.provider] -
https://api.opens
ubtitles.com/api/v1/login
2024-02-12 09:16:01.266 T:26449 debug <general>: ### [OpenSubtitles.com:resources.lib.os.provider] - Unable to authent
icate.
2024-02-12 09:16:01.266 T:26449 debug <general>: ### [OpenSubtitles.com:resources.lib.subtitle_downloader] - Unable to
authenticate.
2024-02-12 09:16:01.276 T:726 debug <general>: ------ Window Init (DialogConfirm.xml) ------
2024-02-12 09:16:03.328 T:753 debug <general>: PushCecKeypress - received key b duration 0
2024-02-12 09:16:03.342 T:726 debug <general>: HandleKey: 11 (0xb, obc244) pressed, window 12002, action is Select
2024-02-12 09:16:03.494 T:753 debug <general>: PushCecKeypress - received key b duration 166
2024-02-12 09:16:03.548 T:726 debug <general>: ------ Window Deinit (DialogConfirm.xml) ------