I have been successfully playing Pandora on my TV through cable for quite sometime.  Recently the following problem has started: When I listen to a station on TV, exit, then come back to Pandora on TV later, the station is completely missing in My Music.  I tried an available station, left pandora, came back, and it too was gone.  I checked on my computer, opened Pandora, and the stations are there and working.  Why did they vanish on TV?     ... View more