Northern VA. Sometime betw Wed 11/9/2016 9 pm and Thu 11/10/2016 9 pm all programs on Channel 15 -- H&I network -- give an Error message: "Unable to play selected program. Try again later..." Two programs on Wednesday did playback. Standard reset / reboot / diagnostics with FIOS phone-in support yielded nothing useful. I don't think replacing the set-top DVR (Quantum VMS1100) is ever the answer. Has anybody else encountered anything like this? Could one tuner out of the six be bad?