Server Version#:
Player Version#:3.98.1 (updated 5/22/2019)
Samsung TV UN49KU7000FXZA mfg April 2016 in Mexico
This happened starting in Feb, but went away for a while. Now with this latest update, it is back. Confirmed that the app still works on Samsung Galaxy S10, Kindle, and MacBook Air.
same here. When it happens, I would delete the app and reinstall it again. But when you close the TV, same problem appears. What I do is not to exit Plex app.