The Plex logs show these errors repeatedly
Jan 01, 2020 07:11:22.893 [0x7fa7c2ffd700] WARN - [E] v4l::DeviceGetList_impl. open failed on frontend /dev/dvb/adapter0/frontend0 (1)
Jan 01, 2020 07:11:22.893 [0x7fa7c2ffd700] WARN - [E] v4l::DeviceGetList_impl. open failed on frontend /dev/dvb/adapter1/frontend0 (1)
Jan 01, 2020 07:11:22.902 [0x7fa7c2ffd700] INFO - [I] onetv_factory::DeviceGetListEx >>
Jan 01, 2020 07:11:22.902 [0x7fa7c2ffd700] WARN - [W] onetv_factory::DeviceGetListEx. libusb_init returned an error -99
These were logged by the Plex Tuner Service process - which was started at this time
Jan 01, 2020 07:07:52.207 [0x7fc6127fc700] DEBUG - Job running: '/snap/plexmediaserver/46/Plex Tuner Service' '/snap/plexmediaserver/46/Resources/Tuner/Private' '/snap/plexmediaserver/46/Resources/Tuner/Shared' '1.18.3.2156-349e9837e' '32600' '/waitmutex'
There are some old forum topics mentioning this error
libusb_init returned an error -99
I will discuss this with the team
Would like to see logs when the DVR is not found and there is np
