This is typically a symptom of your V6 not having an internet connection to update the EPG. Does OnDemand work on your box? It uses the same 'net connection.
If not, there's your issue and a connectivity problem can be advised on. Is your V6 connected to your home-hub wirelessly or by Ethernet?
If yes - can you be a bit more specific with the channel(s) that are showing TBA?
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Thank you for your post and welcome to our community forums. We're here to help.
I'm very sorry to hear you've been having some trouble with the listings on your TV service recently. Are these ongoing today? If so, are you experiencing any problems with any of your other services?