I dug into the logs more and found these in the Plex Media Server 1.log:
Aug 11, 2021 16:45:11.867 [0x7f0d77e46b38] ERROR - [Transcoder] [NULL @ 0x7fa22fb125c0] SPS unavailable in decode_picture_timing
Aug 11, 2021 16:45:11.867 [0x7f0d77c4fb38] ERROR - [Transcoder] [NULL @ 0x7fa22fb125c0] non-existing PPS 0 referenced
Aug 11, 2021 16:45:11.867 [0x7f0d77e46b38] ERROR - [Transcoder] [h264 @ 0x7fa22fb10b00] SPS unavailable in decode_picture_timing
Aug 11, 2021 16:45:11.867 [0x7f0d77c4fb38] ERROR - [Transcoder] [h264 @ 0x7fa22fb10b00] non-existing PPS 0 referenced
Aug 11, 2021 16:45:11.868 [0x7f0d77e46b38] ERROR - [Transcoder] [h264 @ 0x7fa22fb10b00] decode_slice_header error
Aug 11, 2021 16:45:11.868 [0x7f0d77c4fb38] ERROR - [Transcoder] [h264 @ 0x7fa22fb10b00] no frame!
Aug 11, 2021 16:45:11.868 [0x7f0d77e46b38] ERROR - [Transcoder] [NULL @ 0x7fa22fb125c0] SPS unavailable in decode_picture_timing
Aug 11, 2021 16:45:11.868 [0x7f0d77c4fb38] ERROR - [Transcoder] [NULL @ 0x7fa22fb125c0] non-existing PPS 0 referenced
Aug 11, 2021 16:45:11.869 [0x7f0d77e46b38] ERROR - [Transcoder] [h264 @ 0x7fa22fb10b00] SPS unavailable in decode_picture_timing
Aug 11, 2021 16:45:11.869 [0x7f0d77c4fb38] ERROR - [Transcoder] [h264 @ 0x7fa22fb10b00] non-existing PPS 0 referenced
Aug 11, 2021 16:45:11.869 [0x7f0d77e46b38] ERROR - [Transcoder] [h264 @ 0x7fa22fb10b00] decode_slice_header error
Aug 11, 2021 16:45:11.869 [0x7f0d77c4fb38] ERROR - [Transcoder] [h264 @ 0x7fa22fb10b00] no frame!
Aug 11, 2021 16:45:11.869 [0x7f0d77e46b38] ERROR - [Transcoder] [NULL @ 0x7fa22fb125c0] SPS unavailable in decode_picture_timing
Aug 11, 2021 16:45:11.870 [0x7f0d77c4fb38] ERROR - [Transcoder] [NULL @ 0x7fa22fb125c0] non-existing PPS 0 referenced
client_loop: send disconnect: Broken pipe] ERROR - [Transcoder] [h264 @ 0x7fa22fb10b00] SPS unavailable in decode_picture_timing
Which is strange because I’ve had transcoding turned off on my server for a few weeks now.
I also saw these but unsure if they could be causing my problem:
Aug 11, 2021 16:49:15.435 [0x7f0d7736ab38] ERROR - downloadContainer: expected MediaContainer element, found html
Aug 11, 2021 16:49:15.435 [0x7f0d7736ab38] WARN - Subscription: No container available for /tv.plex.providers.epg.cloud:21/metadata/plex%3A%2F%2Fshow%2F602a651da5d49e002cd18ea7
Aug 11, 2021 16:49:15.449 [0x7f0d77347b38] ERROR - downloadContainer: expected MediaContainer element, found html
Aug 11, 2021 16:49:15.449 [0x7f0d77347b38] WARN - Subscription: No container available for /tv.plex.providers.epg.cloud:21/metadata/plex%3A%2F%2Fshow%2F5fc6acac75bdc2002e9e54c0
Aug 11, 2021 16:49:15.958 [0x7f0d7738db38] ERROR - downloadContainer: expected MediaContainer element, found html
Aug 11, 2021 16:49:15.958 [0x7f0d7738db38] WARN - Subscription: No container available for /tv.plex.providers.epg.cloud:21/metadata/plex%3A%2F%2Fshow%2F602a651da5d49e002cd18ea7
Aug 11, 2021 16:49:15.964 [0x7f0d77324b38] ERROR - downloadContainer: expected MediaContainer element, found html
Aug 11, 2021 16:49:15.964 [0x7f0d77324b38] WARN - Subscription: No container available for /tv.plex.providers.epg.cloud:21/metadata/plex%3A%2F%2Fshow%2F5fc6acac75bdc2002e9e54c0
Aug 11, 2021 16:49:16.438 [0x7f0d77324b38] ERROR - downloadContainer: expected MediaContainer element, found html
Aug 11, 2021 16:49:16.438 [0x7f0d77324b38] WARN - Subscription: No container available for /tv.plex.providers.epg.cloud:21/metadata/plex%3A%2F%2Fshow%2F602a651da5d49e002cd18ea7
Aug 11, 2021 16:49:16.441 [0x7f0d7736ab38] ERROR - downloadContainer: expected MediaContainer element, found html
Aug 11, 2021 16:49:16.441 [0x7f0d7736ab38] WARN - Subscription: No container available for /tv.plex.providers.epg.cloud:21/metadata/plex%3A%2F%2Fshow%2F5fc6acac75bdc2002e9e54c0
Anybody have any suggestions?