You're not alone here. Been seeing the same for the past two weeks. App opens on Roku but guide never fills. Today, went to search some OnDemand and picked a show and it just sat there, thinking....
I did uninstall the App on the Roku and reinstalled it. That seemed to fix it on this TV. Lets see how long that lasts before I go around and do that for the other 3 Roku's.
Roku had a pretty large update a few months back.
Oh, wait, just saw this on the Roku Site.
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