I’ve started seeing this recently. My server is just not there anymore, sometimes Plex has stopped/crashed and if I mouse over the tray icon (Windows 10) it disappears. But lately it is not.
Windows Plex Version 1.25.8.5663
Mar 28, 2022 12:04:05.164 [11328] DEBUG - Subscription: Checking in provider Live TV & DVR
Mar 28, 2022 12:04:05.164 [11328] DEBUG - Downloading document http://127.0.0.1:32400/tv.plex.providers.epg.cloud:10/metadata/plex%3A%2F%2Fshow%2F5fc6a7dfc40548002d4a11cd?includeMarkers=1&includeParentKey=1&includePreferences=1
Mar 28, 2022 12:04:05.166 [11328] ERROR - PlexClient::downloadContainer: expected MediaContainer element, found html
Mar 28, 2022 12:04:05.166 [11328] WARN - Subscription: No container available for /tv.plex.providers.epg.cloud:10/metadata/plex%3A%2F%2Fshow%2F5fc6a7dfc40548002d4a11cd
Mar 28, 2022 12:04:05.166 [11328] ERROR - Subscription: Error refreshing sub: No container found
Mar 28, 2022 12:04:05.166 [11328] DEBUG - Activity: updated activity d7276c55-21f4-458f-b7ad-88f9ac9ea2ab - completed 0.0% - Refreshing Sub
Mar 28, 2022 12:04:05.166 [11328] DEBUG - Activity: Ended activity d7276c55-21f4-458f-b7ad-88f9ac9ea2ab.
Mar 28, 2022 12:04:05.167 [11328] DEBUG - Activity: updated activity 0c86f18c-7d64-48bc-a4e5-5d03811f41b1 - completed 40.0% - Processing subscriptions
Mar 28, 2022 12:04:05.167 [11328] DEBUG - Activity: registered new activity 215fa575-77e8-4668-aad8-436c71c7f953 - “Refreshing Sub”
Mar 28, 2022 12:04:05.171 [11328] DEBUG - Activity: updated activity 215fa575-77e8-4668-aad8-436c71c7f953 - completed 0.0% - Refreshing Sub
Mar 28, 2022 12:04:05.171 [11328] DEBUG - Activity: updated activity 215fa575-77e8-4668-aad8-436c71c7f953 - completed 0.0% - Refreshing Sub
Mar 28, 2022 12:04:05.173 [11328] DEBUG - Subscription: No existing library item show 'guid: plex://show/5fc69810c40548002d4819c7 ratingKey: plex%3A%2F%2Fshow%2F5fc69810c40548002d4819c7 thumb: https://metadata-static.plex.tv/3/