I think I have narrowed the problem down to the Fire Stick Channels app. I don't get the error message or the video lock on the HDHomeRun app on the same fire sticks. I also set up the HDHomeRun in **** and it works fine there also.

I am using the Channels app, on a Fire Stick 4K Max. I have two Fire Sticks and it happens on both TVs. I also get occassional video lock ups for a couple of seconds and the progress bar appears on the bottom of the page. After a few seconds the video continues and the progress bar goes away.

I ...

Every so often while watching live TV I get the following message. "Connection Lost. Steaming to the tuner failed. Press play to try again. Read tcp (my Fire Stick ip) -> (HR HomeRun ip). read: software caused connection abort."
I hit play and get another message that tuner failed.
I hit play a ...