recording Timeless on dvr - XFinity

Since channel 807 went to 810 NBC Boston, There are some programs that will not let me set up record. After going through all of the required settings, it says the program ie set to record. But it doesn't and doesn't show up on the list of recordings like the others.
Is there a problem with the new channel?

This question, "recording Timeless on dvr," is about XFinity-Comcast TV channels, programming, and sports.

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